45452851 has 16 divisors (see below), whose sum is σ = 48273408. Its totient is φ = 42739200.

The previous prime is 45452839. The next prime is 45452863. The reversal of 45452851 is 15825454.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45452839) and next prime (45452863).

It is a cyclic number.

It is not a de Polignac number, because 45452851 - 2⁵ = 45452819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45452801) 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, 235411 + ... + 235603.

It is an arithmetic number, because the mean of its divisors is an integer number (3017088).

Almost surely, 2^45452851 is an apocalyptic number.

45452851 is a deficient number, since it is larger than the sum of its proper divisors (2820557).

45452851 is a wasteful number, since it uses less digits than its factorization.

45452851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402.

The product of its digits is 32000, while the sum is 34.

The square root of 45452851 is about 6741.8729593489. The cubic root of 45452851 is about 356.8784930694.

It can be divided in two parts, 4545 and 2851, that added together give a square (7396 = 86²).

The spelling of 45452851 in words is "forty-five million, four hundred fifty-two thousand, eight hundred fifty-one".