6157200123 has 8 divisors (see below), whose sum is σ = 9121778000. Its totient is φ = 4104800064.

The previous prime is 6157200121. The next prime is 6157200167. The reversal of 6157200123 is 3210027516.

It is a happy number.

6157200123 is a `hidden beast` number, since 615 + 7 + 20 + 0 + 1 + 23 = 666.

It is not a de Polignac number, because 6157200123 - 2¹ = 6157200121 is a prime.

It is a super-2 number, since 2×6157200123² = 75822226709342430258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 228044449 = 6157200123 / (6 + 1 + 5 + 7 + 2 + 0 + 0 + 1 + 2 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6157200121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114022198 + ... + 114022251.

It is an arithmetic number, because the mean of its divisors is an integer number (1140222250).

Almost surely, 2^6157200123 is an apocalyptic number.

6157200123 is a deficient number, since it is larger than the sum of its proper divisors (2964577877).

6157200123 is a wasteful number, since it uses less digits than its factorization.

6157200123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228044458 (or 228044452 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 6157200123 is about 78467.8285859880. The cubic root of 6157200123 is about 1832.8535138120.

Adding to 6157200123 its reverse (3210027516), we get a palindrome (9367227639).

The spelling of 6157200123 in words is "six billion, one hundred fifty-seven million, two hundred thousand, one hundred twenty-three".