53461971 has 8 divisors (see below), whose sum is σ = 79202960. Its totient is φ = 35641296.

The previous prime is 53461951. The next prime is 53461973. The reversal of 53461971 is 17916435.

53461971 is a `hidden beast` number, since 5 + 34 + 619 + 7 + 1 = 666.

It is not a de Polignac number, because 53461971 - 2⁵ = 53461939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53461973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 990010 + ... + 990063.

It is an arithmetic number, because the mean of its divisors is an integer number (9900370).

Almost surely, 2^53461971 is an apocalyptic number.

53461971 is a deficient number, since it is larger than the sum of its proper divisors (25740989).

53461971 is a wasteful number, since it uses less digits than its factorization.

53461971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1980082 (or 1980076 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 53461971 is about 7311.7693481127. The cubic root of 53461971 is about 376.7168002640.

The spelling of 53461971 in words is "fifty-three million, four hundred sixty-one thousand, nine hundred seventy-one".