45989501 has 2 divisors, whose sum is σ = 45989502. Its totient is φ = 45989500.

The previous prime is 45989477. The next prime is 45989509. The reversal of 45989501 is 10598954.

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., 45225625 + 763876 = 6725^2 + 874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45989501 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45989509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22994750 + 22994751.

It is an arithmetic number, because the mean of its divisors is an integer number (22994751).

Almost surely, 2^45989501 is an apocalyptic number.

It is an amenable number.

45989501 is a deficient number, since it is larger than the sum of its proper divisors (1).

45989501 is an equidigital number, since it uses as much as digits as its factorization.

45989501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 41.

The square root of 45989501 is about 6781.5559424073. Note that the first 3 decimals coincide. The cubic root of 45989501 is about 358.2775253031.

The spelling of 45989501 in words is "forty-five million, nine hundred eighty-nine thousand, five hundred one".