147274507 has 4 divisors (see below), whose sum is σ = 149292040. Its totient is φ = 145256976.

The previous prime is 147274493. The next prime is 147274549. The reversal of 147274507 is 705472741.

147274507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 147274507 - 2²³ = 138885899 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147274597) 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, 1008657 + ... + 1008802.

It is an arithmetic number, because the mean of its divisors is an integer number (37323010).

Almost surely, 2^147274507 is an apocalyptic number.

147274507 is a deficient number, since it is larger than the sum of its proper divisors (2017533).

147274507 is an equidigital number, since it uses as much as digits as its factorization.

147274507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017532.

The product of its (nonzero) digits is 54880, while the sum is 37.

The square root of 147274507 is about 12135.6708508430. The cubic root of 147274507 is about 528.0915185618.

The spelling of 147274507 in words is "one hundred forty-seven million, two hundred seventy-four thousand, five hundred seven".