45001051 has 4 divisors (see below), whose sum is σ = 45045000. Its totient is φ = 44957104.

The previous prime is 45001049. The next prime is 45001079. The reversal of 45001051 is 15010054.

It is a happy number.

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 45001051 - 2¹ = 45001049 is a prime.

It is a super-4 number, since 4×45001051⁴ (a number of 32 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45001001) 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, 20401 + ... + 22498.

It is an arithmetic number, because the mean of its divisors is an integer number (11261250).

Almost surely, 2^45001051 is an apocalyptic number.

45001051 is a deficient number, since it is larger than the sum of its proper divisors (43949).

45001051 is a wasteful number, since it uses less digits than its factorization.

45001051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43948.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 45001051 is about 6708.2822689568. The cubic root of 45001051 is about 355.6920995348.

The spelling of 45001051 in words is "forty-five million, one thousand, fifty-one".