90540252301 has 2 divisors, whose sum is σ = 90540252302. Its totient is φ = 90540252300.

The previous prime is 90540252239. The next prime is 90540252337. The reversal of 90540252301 is 10325204509.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90540208201 + 44100 = 300899^2 + 210^2 .

It is an emirp because it is prime and its reverse (10325204509) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 90540252301 - 2¹⁷ = 90540121229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90540250301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45270126150 + 45270126151.

It is an arithmetic number, because the mean of its divisors is an integer number (45270126151).

Almost surely, 2^90540252301 is an apocalyptic number.

It is an amenable number.

90540252301 is a deficient number, since it is larger than the sum of its proper divisors (1).

90540252301 is an equidigital number, since it uses as much as digits as its factorization.

90540252301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 90540252301 in words is "ninety billion, five hundred forty million, two hundred fifty-two thousand, three hundred one".