90361357 has 2 divisors, whose sum is σ = 90361358. Its totient is φ = 90361356.

The previous prime is 90361333. The next prime is 90361387. The reversal of 90361357 is 75316309.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86601636 + 3759721 = 9306^2 + 1939^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90361357 is a prime.

It is equal to p_5236837 and since 90361357 and 5236837 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90361387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45180678 + 45180679.

It is an arithmetic number, because the mean of its divisors is an integer number (45180679).

Almost surely, 2^90361357 is an apocalyptic number.

It is an amenable number.

90361357 is a deficient number, since it is larger than the sum of its proper divisors (1).

90361357 is an equidigital number, since it uses as much as digits as its factorization.

90361357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17010, while the sum is 34.

The square root of 90361357 is about 9505.8590879520. The cubic root of 90361357 is about 448.7394466835.

The spelling of 90361357 in words is "ninety million, three hundred sixty-one thousand, three hundred fifty-seven".