53357617 has 2 divisors, whose sum is σ = 53357618. Its totient is φ = 53357616.

The previous prime is 53357597. The next prime is 53357621. The reversal of 53357617 is 71675335.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43877376 + 9480241 = 6624^2 + 3079^2 .

It is a cyclic number.

It is not a de Polignac number, because 53357617 - 2⁷ = 53357489 is a prime.

It is not a weakly prime, because it can be changed into another prime (53357657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26678808 + 26678809.

It is an arithmetic number, because the mean of its divisors is an integer number (26678809).

Almost surely, 2^53357617 is an apocalyptic number.

It is an amenable number.

53357617 is a deficient number, since it is larger than the sum of its proper divisors (1).

53357617 is an equidigital number, since it uses as much as digits as its factorization.

53357617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66150, while the sum is 37.

The square root of 53357617 is about 7304.6298331948. The cubic root of 53357617 is about 376.4715323970.

The spelling of 53357617 in words is "fifty-three million, three hundred fifty-seven thousand, six hundred seventeen".