45372147 has 8 divisors (see below), whose sum is σ = 60973056. Its totient is φ = 30009672.

The previous prime is 45372143. The next prime is 45372157. The reversal of 45372147 is 74127354.

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

It is not a de Polignac number, because 45372147 - 2² = 45372143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45372143) 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, 59163 + ... + 59924.

It is an arithmetic number, because the mean of its divisors is an integer number (7621632).

Almost surely, 2^45372147 is an apocalyptic number.

45372147 is a deficient number, since it is larger than the sum of its proper divisors (15600909).

45372147 is a wasteful number, since it uses less digits than its factorization.

45372147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119217.

The product of its digits is 23520, while the sum is 33.

The square root of 45372147 is about 6735.8850198025. The cubic root of 45372147 is about 356.6671489012.

The spelling of 45372147 in words is "forty-five million, three hundred seventy-two thousand, one hundred forty-seven".