45257151 has 4 divisors (see below), whose sum is σ = 60342872. Its totient is φ = 30171432.

The previous prime is 45257143. The next prime is 45257159. The reversal of 45257151 is 15175254.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (45257143) and next prime (45257159).

It is not a de Polignac number, because 45257151 - 2³ = 45257143 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 (45257159) 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, 7542856 + ... + 7542861.

It is an arithmetic number, because the mean of its divisors is an integer number (15085718).

Almost surely, 2^45257151 is an apocalyptic number.

45257151 is a deficient number, since it is larger than the sum of its proper divisors (15085721).

45257151 is a wasteful number, since it uses less digits than its factorization.

45257151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15085720.

The product of its digits is 7000, while the sum is 30.

The square root of 45257151 is about 6727.3435321827. The cubic root of 45257151 is about 356.3655689069.

The spelling of 45257151 in words is "forty-five million, two hundred fifty-seven thousand, one hundred fifty-one".