612563151 has 4 divisors (see below), whose sum is σ = 816750872. Its totient is φ = 408375432.

The previous prime is 612563141. The next prime is 612563191. The reversal of 612563151 is 151365216.

612563151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 612563151 - 2²⁷ = 478345423 is a prime.

It is a super-2 number, since 2×612563151² = 750467227926097602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612563101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102093856 + ... + 102093861.

It is an arithmetic number, because the mean of its divisors is an integer number (204187718).

Almost surely, 2^612563151 is an apocalyptic number.

612563151 is a deficient number, since it is larger than the sum of its proper divisors (204187721).

612563151 is a wasteful number, since it uses less digits than its factorization.

612563151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204187720.

The product of its digits is 5400, while the sum is 30.

The square root of 612563151 is about 24750.0131515117. The cubic root of 612563151 is about 849.2788120366.

The spelling of 612563151 in words is "six hundred twelve million, five hundred sixty-three thousand, one hundred fifty-one".