156361234 has 4 divisors (see below), whose sum is σ = 234541854. Its totient is φ = 78180616.

The previous prime is 156361217. The next prime is 156361253. The reversal of 156361234 is 432163651.

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

It can be written as a sum of positive squares in only one way, i.e., 126495009 + 29866225 = 11247^2 + 5465^2 .

It is a plaindrome in base 12.

It is a junction number, because it is equal to n+sod(n) for n = 156361196 and 156361205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39090307 + ... + 39090310.

Almost surely, 2^156361234 is an apocalyptic number.

156361234 is a deficient number, since it is larger than the sum of its proper divisors (78180620).

156361234 is an equidigital number, since it uses as much as digits as its factorization.

156361234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78180619.

The product of its digits is 12960, while the sum is 31.

The square root of 156361234 is about 12504.4485684096. The cubic root of 156361234 is about 538.7364535975.

The spelling of 156361234 in words is "one hundred fifty-six million, three hundred sixty-one thousand, two hundred thirty-four".