45192047 has 4 divisors (see below), whose sum is σ = 45206040. Its totient is φ = 45178056.

The previous prime is 45192031. The next prime is 45192071. The reversal of 45192047 is 74029154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 45192047 - 2⁴ = 45192031 is a prime.

It is a super-2 number, since 2×45192047² = 4084642224100418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45192547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593 + ... + 9525.

It is an arithmetic number, because the mean of its divisors is an integer number (11301510).

Almost surely, 2^45192047 is an apocalyptic number.

45192047 is a deficient number, since it is larger than the sum of its proper divisors (13993).

45192047 is an equidigital number, since it uses as much as digits as its factorization.

45192047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13992.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 45192047 is about 6722.5030308658. The cubic root of 45192047 is about 356.1946054426.

The spelling of 45192047 in words is "forty-five million, one hundred ninety-two thousand, forty-seven".