156012034 has 4 divisors (see below), whose sum is σ = 234018054. Its totient is φ = 78006016.

The previous prime is 156011993. The next prime is 156012037. The reversal of 156012034 is 430210651.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430210651 = 13 ⋅33093127.

It can be written as a sum of positive squares in only one way, i.e., 137992009 + 18020025 = 11747^2 + 4245^2 .

It is a junction number, because it is equal to n+sod(n) for n = 156011996 and 156012014.

It is not an unprimeable number, because it can be changed into a prime (156012037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39003007 + ... + 39003010.

Almost surely, 2^156012034 is an apocalyptic number.

156012034 is a deficient number, since it is larger than the sum of its proper divisors (78006020).

156012034 is an equidigital number, since it uses as much as digits as its factorization.

156012034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78006019.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 156012034 is about 12490.4777330573. The cubic root of 156012034 is about 538.3351030709.

Adding to 156012034 its reverse (430210651), we get a palindrome (586222685).

The spelling of 156012034 in words is "one hundred fifty-six million, twelve thousand, thirty-four".