53130694 has 4 divisors (see below), whose sum is σ = 79696044. Its totient is φ = 26565346.

The previous prime is 53130689. The next prime is 53130731. The reversal of 53130694 is 49603135.

It is a semiprime because it is the product of two primes.

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, 13282672 + ... + 13282675.

It is an arithmetic number, because the mean of its divisors is an integer number (19924011).

Almost surely, 2^53130694 is an apocalyptic number.

53130694 is a deficient number, since it is larger than the sum of its proper divisors (26565350).

53130694 is a wasteful number, since it uses less digits than its factorization.

53130694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26565349.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 53130694 is about 7289.0804632683. The cubic root of 53130694 is about 375.9370792178.

It can be divided in two parts, 53130 and 694, that added together give a square (53824 = 232²).

The spelling of 53130694 in words is "fifty-three million, one hundred thirty thousand, six hundred ninety-four".