53601131 has 2 divisors, whose sum is σ = 53601132. Its totient is φ = 53601130.

The previous prime is 53601101. The next prime is 53601137. The reversal of 53601131 is 13110635.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53601131 is a prime.

It is a super-2 number, since 2×53601131² = 5746162488958322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53601137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26800565 + 26800566.

It is an arithmetic number, because the mean of its divisors is an integer number (26800566).

Almost surely, 2^53601131 is an apocalyptic number.

53601131 is a deficient number, since it is larger than the sum of its proper divisors (1).

53601131 is an equidigital number, since it uses as much as digits as its factorization.

53601131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 53601131 is about 7321.2793280956. The cubic root of 53601131 is about 377.0433781324.

Adding to 53601131 its reverse (13110635), we get a palindrome (66711766).

The spelling of 53601131 in words is "fifty-three million, six hundred one thousand, one hundred thirty-one".