612137045 has 8 divisors (see below), whose sum is σ = 791069496. Its totient is φ = 452039616.

The previous prime is 612137033. The next prime is 612137051. The reversal of 612137045 is 540731216.

612137045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 32001649 + 580135396 = 5657^2 + 24086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 612137045 - 2⁶ = 612136981 is a prime.

It is a super-2 number, since 2×612137045² = 749423523722664050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 612136999 and 612137017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4708682 + ... + 4708811.

It is an arithmetic number, because the mean of its divisors is an integer number (98883687).

Almost surely, 2^612137045 is an apocalyptic number.

612137045 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

612137045 is a deficient number, since it is larger than the sum of its proper divisors (178932451).

612137045 is a wasteful number, since it uses less digits than its factorization.

612137045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9417511.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 612137045 is about 24741.4034565544. The cubic root of 612137045 is about 849.0818436428.

The spelling of 612137045 in words is "six hundred twelve million, one hundred thirty-seven thousand, forty-five".