45454047 has 8 divisors (see below), whose sum is σ = 60638256. Its totient is φ = 30286272.

The previous prime is 45454021. The next prime is 45454069. The reversal of 45454047 is 74045454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45454047 - 2⁶ = 45453983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45453999 and 45454017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45454147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5683 + ... + 11099.

It is an arithmetic number, because the mean of its divisors is an integer number (7579782).

Almost surely, 2^45454047 is an apocalyptic number.

45454047 is a deficient number, since it is larger than the sum of its proper divisors (15184209).

45454047 is a wasteful number, since it uses less digits than its factorization.

45454047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8217.

The product of its (nonzero) digits is 44800, while the sum is 33.

The square root of 45454047 is about 6741.9616581526. The cubic root of 45454047 is about 356.8816232210.

The spelling of 45454047 in words is "forty-five million, four hundred fifty-four thousand, forty-seven".