1374153623 has 4 divisors (see below), whose sum is σ = 1406110728. Its totient is φ = 1342196520.

The previous prime is 1374153593. The next prime is 1374153691. The reversal of 1374153623 is 3263514731.

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 1374153623 - 2¹⁴ = 1374137239 is a prime.

It is a super-2 number, since 2×1374153623² = 3776596359208052258, 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 (1374153923) 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, 15978488 + ... + 15978573.

It is an arithmetic number, because the mean of its divisors is an integer number (351527682).

Almost surely, 2^1374153623 is an apocalyptic number.

1374153623 is a deficient number, since it is larger than the sum of its proper divisors (31957105).

1374153623 is an equidigital number, since it uses as much as digits as its factorization.

1374153623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31957104.

The product of its digits is 45360, while the sum is 35.

The square root of 1374153623 is about 37069.5781335585. The cubic root of 1374153623 is about 1111.7618377757.

The spelling of 1374153623 in words is "one billion, three hundred seventy-four million, one hundred fifty-three thousand, six hundred twenty-three".