155235412 has 12 divisors (see below), whose sum is σ = 271758816. Its totient is φ = 77590040.

The previous prime is 155235403. The next prime is 155235413. The reversal of 155235412 is 214532551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155235413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10683 + ... + 20605.

It is an arithmetic number, because the mean of its divisors is an integer number (22646568).

Almost surely, 2^155235412 is an apocalyptic number.

It is an amenable number.

155235412 is a deficient number, since it is larger than the sum of its proper divisors (116523404).

155235412 is a wasteful number, since it uses less digits than its factorization.

155235412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838 (or 13836 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 155235412 is about 12459.3503843499. The cubic root of 155235412 is about 537.4403461469.

Adding to 155235412 its reverse (214532551), we get a palindrome (369767963).

The spelling of 155235412 in words is "one hundred fifty-five million, two hundred thirty-five thousand, four hundred twelve".