55653151 has 2 divisors, whose sum is σ = 55653152. Its totient is φ = 55653150.

The previous prime is 55653133. The next prime is 55653163. The reversal of 55653151 is 15135655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55653151 - 2⁵ = 55653119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55653131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27826575 + 27826576.

It is an arithmetic number, because the mean of its divisors is an integer number (27826576).

Almost surely, 2^55653151 is an apocalyptic number.

55653151 is a deficient number, since it is larger than the sum of its proper divisors (1).

55653151 is an equidigital number, since it uses as much as digits as its factorization.

55653151 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11250, while the sum is 31.

The square root of 55653151 is about 7460.1039536993. The cubic root of 55653151 is about 381.7947212635.

The spelling of 55653151 in words is "fifty-five million, six hundred fifty-three thousand, one hundred fifty-one".