45259957 has 4 divisors (see below), whose sum is σ = 47642080. Its totient is φ = 42877836.

The previous prime is 45259943. The next prime is 45259979. The reversal of 45259957 is 75995254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45259957 - 2⁷ = 45259829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45259937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1191033 + ... + 1191070.

It is an arithmetic number, because the mean of its divisors is an integer number (11910520).

Almost surely, 2^45259957 is an apocalyptic number.

It is an amenable number.

45259957 is a deficient number, since it is larger than the sum of its proper divisors (2382123).

45259957 is a wasteful number, since it uses less digits than its factorization.

45259957 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2382122.

The product of its digits is 567000, while the sum is 46.

The square root of 45259957 is about 6727.5520808092. The cubic root of 45259957 is about 356.3729337918.

The spelling of 45259957 in words is "forty-five million, two hundred fifty-nine thousand, nine hundred fifty-seven".