53690953 has 2 divisors, whose sum is σ = 53690954. Its totient is φ = 53690952.

The previous prime is 53690929. The next prime is 53690983. The reversal of 53690953 is 35909635.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53406864 + 284089 = 7308^2 + 533^2 .

It is a cyclic number.

It is not a de Polignac number, because 53690953 - 2⁵ = 53690921 is a prime.

It is not a weakly prime, because it can be changed into another prime (53690983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26845476 + 26845477.

It is an arithmetic number, because the mean of its divisors is an integer number (26845477).

Almost surely, 2^53690953 is an apocalyptic number.

It is an amenable number.

53690953 is a deficient number, since it is larger than the sum of its proper divisors (1).

53690953 is an equidigital number, since it uses as much as digits as its factorization.

53690953 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 109350, while the sum is 40.

The square root of 53690953 is about 7327.4110707671. The cubic root of 53690953 is about 377.2538705224.

The spelling of 53690953 in words is "fifty-three million, six hundred ninety thousand, nine hundred fifty-three".