147472051 has 4 divisors (see below), whose sum is σ = 147521512. Its totient is φ = 147422592.

The previous prime is 147472043. The next prime is 147472057. The reversal of 147472051 is 150274741.

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

It is a cyclic number.

It is not a de Polignac number, because 147472051 - 2³ = 147472043 is a prime.

It is a super-2 number, since 2×147472051² = 43496011652293202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147472057) 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, 19950 + ... + 26323.

It is an arithmetic number, because the mean of its divisors is an integer number (36880378).

Almost surely, 2^147472051 is an apocalyptic number.

147472051 is a deficient number, since it is larger than the sum of its proper divisors (49461).

147472051 is an equidigital number, since it uses as much as digits as its factorization.

147472051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49460.

The product of its (nonzero) digits is 7840, while the sum is 31.

The square root of 147472051 is about 12143.8071048580. The cubic root of 147472051 is about 528.3275284109.

The spelling of 147472051 in words is "one hundred forty-seven million, four hundred seventy-two thousand, fifty-one".