45426551 has 4 divisors (see below), whose sum is σ = 45548712. Its totient is φ = 45304392.

The previous prime is 45426547. The next prime is 45426569. The reversal of 45426551 is 15562454.

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

It is a cyclic number.

It is not a de Polignac number, because 45426551 - 2² = 45426547 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 (45426571) 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, 60521 + ... + 61266.

It is an arithmetic number, because the mean of its divisors is an integer number (11387178).

Almost surely, 2^45426551 is an apocalyptic number.

45426551 is a deficient number, since it is larger than the sum of its proper divisors (122161).

45426551 is a wasteful number, since it uses less digits than its factorization.

45426551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122160.

The product of its digits is 24000, while the sum is 32.

The square root of 45426551 is about 6739.9221805597. The cubic root of 45426551 is about 356.8096472579.

The spelling of 45426551 in words is "forty-five million, four hundred twenty-six thousand, five hundred fifty-one".