1374470521 has 8 divisors (see below), whose sum is σ = 1391528160. Its totient is φ = 1357448928.

The previous prime is 1374470497. The next prime is 1374470557. The reversal of 1374470521 is 1250744731.

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

It is a cyclic number.

It is not a de Polignac number, because 1374470521 - 2¹³ = 1374462329 is a prime.

It is a super-2 number, since 2×1374470521² = 3778338426196022882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374570521) 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, 72210 + ... + 89236.

It is an arithmetic number, because the mean of its divisors is an integer number (173941020).

Almost surely, 2^1374470521 is an apocalyptic number.

It is an amenable number.

1374470521 is a deficient number, since it is larger than the sum of its proper divisors (17057639).

1374470521 is an equidigital number, since it uses as much as digits as its factorization.

1374470521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18023.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 1374470521 is about 37073.8522546552. The cubic root of 1374470521 is about 1111.8472935349.

The spelling of 1374470521 in words is "one billion, three hundred seventy-four million, four hundred seventy thousand, five hundred twenty-one".