6151398123 has 16 divisors (see below), whose sum is σ = 8834183456. Its totient is φ = 3784872960.

The previous prime is 6151398109. The next prime is 6151398151. The reversal of 6151398123 is 3218931516.

It is not a de Polignac number, because 6151398123 - 2¹³ = 6151389931 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6151398163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482811 + ... + 495387.

It is an arithmetic number, because the mean of its divisors is an integer number (552136466).

Almost surely, 2^6151398123 is an apocalyptic number.

6151398123 is a deficient number, since it is larger than the sum of its proper divisors (2682785333).

6151398123 is a wasteful number, since it uses less digits than its factorization.

6151398123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25134.

The product of its digits is 38880, while the sum is 39.

The square root of 6151398123 is about 78430.8493068894. The cubic root of 6151398123 is about 1832.2776266191.

The spelling of 6151398123 in words is "six billion, one hundred fifty-one million, three hundred ninety-eight thousand, one hundred twenty-three".