45311451 has 8 divisors (see below), whose sum is σ = 61002240. Its totient is φ = 29914152.

The previous prime is 45311423. The next prime is 45311467. The reversal of 45311451 is 15411354.

It is a happy number.

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

It is not a de Polignac number, because 45311451 - 2⁹ = 45310939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45311401) 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, 73011 + ... + 73628.

It is an arithmetic number, because the mean of its divisors is an integer number (7625280).

Almost surely, 2^45311451 is an apocalyptic number.

45311451 is a deficient number, since it is larger than the sum of its proper divisors (15690789).

45311451 is a wasteful number, since it uses less digits than its factorization.

45311451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146745.

The product of its digits is 1200, while the sum is 24.

The square root of 45311451 is about 6731.3780907033. The cubic root of 45311451 is about 356.5080356485.

The spelling of 45311451 in words is "forty-five million, three hundred eleven thousand, four hundred fifty-one".