153121136 has 20 divisors (see below), whose sum is σ = 339054192. Its totient is φ = 65623296.

The previous prime is 153121109. The next prime is 153121153. The reversal of 153121136 is 631121351.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 683465 + ... + 683688.

Almost surely, 2^153121136 is an apocalyptic number.

153121136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

153121136 is an abundant number, since it is smaller than the sum of its proper divisors (185933056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153121136 is a wasteful number, since it uses less digits than its factorization.

153121136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1367168 (or 1367162 counting only the distinct ones).

The product of its digits is 540, while the sum is 23.

The square root of 153121136 is about 12374.2125406023. The cubic root of 153121136 is about 534.9892401831.

Adding to 153121136 its reverse (631121351), we get a palindrome (784242487).

The spelling of 153121136 in words is "one hundred fifty-three million, one hundred twenty-one thousand, one hundred thirty-six".