45454851 has 24 divisors (see below), whose sum is σ = 73331440. Its totient is φ = 27970272.

The previous prime is 45454817. The next prime is 45454873. The reversal of 45454851 is 15845454.

It is a happy number.

It is not a de Polignac number, because 45454851 - 2¹³ = 45446659 is a prime.

It is a super-2 number, since 2×45454851² = 4132286958864402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45454891) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4036 + ... + 10353.

Almost surely, 2^45454851 is an apocalyptic number.

45454851 is a deficient number, since it is larger than the sum of its proper divisors (27876589).

45454851 is a wasteful number, since it uses less digits than its factorization.

45454851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14417 (or 14405 counting only the distinct ones).

The product of its digits is 64000, while the sum is 36.

The square root of 45454851 is about 6742.0212844517. The cubic root of 45454851 is about 356.8837274057.

The spelling of 45454851 in words is "forty-five million, four hundred fifty-four thousand, eight hundred fifty-one".