53155412 has 6 divisors (see below), whose sum is σ = 93021978. Its totient is φ = 26577704.

The previous prime is 53155397. The next prime is 53155423. The reversal of 53155412 is 21455135.

It can be written as a sum of positive squares in only one way, i.e., 45778756 + 7376656 = 6766^2 + 2716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6644423 + ... + 6644430.

It is an arithmetic number, because the mean of its divisors is an integer number (15503663).

Almost surely, 2^53155412 is an apocalyptic number.

It is an amenable number.

53155412 is a deficient number, since it is larger than the sum of its proper divisors (39866566).

53155412 is a wasteful number, since it uses less digits than its factorization.

53155412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13288857 (or 13288855 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 53155412 is about 7290.7758160569. The cubic root of 53155412 is about 375.9953692654.

The spelling of 53155412 in words is "fifty-three million, one hundred fifty-five thousand, four hundred twelve".