153311434 has 4 divisors (see below), whose sum is σ = 229967154. Its totient is φ = 76655716.

The previous prime is 153311413. The next prime is 153311447. The reversal of 153311434 is 434113351.

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., 104101209 + 49210225 = 10203^2 + 7015^2 .

It is a junction number, because it is equal to n+sod(n) for n = 153311399 and 153311408.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38327857 + ... + 38327860.

Almost surely, 2^153311434 is an apocalyptic number.

153311434 is a deficient number, since it is larger than the sum of its proper divisors (76655720).

153311434 is an equidigital number, since it uses as much as digits as its factorization.

153311434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76655719.

The product of its digits is 2160, while the sum is 25.

The square root of 153311434 is about 12381.8994504074. The cubic root of 153311434 is about 535.2107755395.

Adding to 153311434 its reverse (434113351), we get a palindrome (587424785).

The spelling of 153311434 in words is "one hundred fifty-three million, three hundred eleven thousand, four hundred thirty-four".