6142561445 has 8 divisors (see below), whose sum is σ = 7378014336. Its totient is φ = 4909422096.

The previous prime is 6142561429. The next prime is 6142561501. The reversal of 6142561445 is 5441652416.

It is a happy number.

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 6142561445 - 2⁴ = 6142561429 is a prime.

It is a super-2 number, since 2×6142561445² = 75462122211200976050, 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 = 6142561399 and 6142561408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572537 + ... + 583166.

It is an arithmetic number, because the mean of its divisors is an integer number (922251792).

Almost surely, 2^6142561445 is an apocalyptic number.

It is an amenable number.

6142561445 is a deficient number, since it is larger than the sum of its proper divisors (1235452891).

6142561445 is a wasteful number, since it uses less digits than its factorization.

6142561445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156771.

The product of its digits is 115200, while the sum is 38.

The square root of 6142561445 is about 78374.4948628060. The cubic root of 6142561445 is about 1831.3998312333.

The spelling of 6142561445 in words is "six billion, one hundred forty-two million, five hundred sixty-one thousand, four hundred forty-five".