45166739 has 4 divisors (see below), whose sum is σ = 47823624. Its totient is φ = 42509856.

The previous prime is 45166729. The next prime is 45166769. The reversal of 45166739 is 93766154.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45166739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45166696 and 45166705.

It is not an unprimeable number, because it can be changed into a prime (45166729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328417 + ... + 1328450.

It is an arithmetic number, because the mean of its divisors is an integer number (11955906).

Almost surely, 2^45166739 is an apocalyptic number.

45166739 is a deficient number, since it is larger than the sum of its proper divisors (2656885).

45166739 is a wasteful number, since it uses less digits than its factorization.

45166739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2656884.

The product of its digits is 136080, while the sum is 41.

The square root of 45166739 is about 6720.6204326684. The cubic root of 45166739 is about 356.1281021752.

The spelling of 45166739 in words is "forty-five million, one hundred sixty-six thousand, seven hundred thirty-nine".