53181074 has 4 divisors (see below), whose sum is σ = 79771614. Its totient is φ = 26590536.

The previous prime is 53181047. The next prime is 53181097. The reversal of 53181074 is 47018135.

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., 39601849 + 13579225 = 6293^2 + 3685^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13295267 + ... + 13295270.

Almost surely, 2^53181074 is an apocalyptic number.

53181074 is a deficient number, since it is larger than the sum of its proper divisors (26590540).

53181074 is a wasteful number, since it uses less digits than its factorization.

53181074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26590539.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 53181074 is about 7292.5354987137. The cubic root of 53181074 is about 376.0558663405.

The spelling of 53181074 in words is "fifty-three million, one hundred eighty-one thousand, seventy-four".