156013798 has 4 divisors (see below), whose sum is σ = 234020700. Its totient is φ = 78006898.

The previous prime is 156013757. The next prime is 156013799. The reversal of 156013798 is 897310651.

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

It is a self number, because there is not a number n which added to its sum of digits gives 156013798.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156013799) by changing a digit.

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 as a sum of consecutive naturals, namely, 39003448 + ... + 39003451.

It is an arithmetic number, because the mean of its divisors is an integer number (58505175).

Almost surely, 2^156013798 is an apocalyptic number.

156013798 is a deficient number, since it is larger than the sum of its proper divisors (78006902).

156013798 is an equidigital number, since it uses as much as digits as its factorization.

156013798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78006901.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 156013798 is about 12490.5483466500. The cubic root of 156013798 is about 538.3371320160.

The spelling of 156013798 in words is "one hundred fifty-six million, thirteen thousand, seven hundred ninety-eight".