45151641 has 16 divisors (see below), whose sum is σ = 67180800. Its totient is φ = 29970864.

The previous prime is 45151633. The next prime is 45151649. The reversal of 45151641 is 14615154.

45151641 is a `hidden beast` number, since 4 + 5 + 15 + 1 + 641 = 666.

It is an interprime number because it is at equal distance from previous prime (45151633) and next prime (45151649).

It is not a de Polignac number, because 45151641 - 2³ = 45151633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (45151649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2955 + ... + 9951.

It is an arithmetic number, because the mean of its divisors is an integer number (4198800).

Almost surely, 2^45151641 is an apocalyptic number.

It is an amenable number.

45151641 is a deficient number, since it is larger than the sum of its proper divisors (22029159).

45151641 is a wasteful number, since it uses less digits than its factorization.

45151641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7245 (or 7239 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

The square root of 45151641 is about 6719.4970793952. The cubic root of 45151641 is about 356.0884164727.

Adding to 45151641 its reverse (14615154), we get a palindrome (59766795).

The spelling of 45151641 in words is "forty-five million, one hundred fifty-one thousand, six hundred forty-one".