1327162431 has 16 divisors (see below), whose sum is σ = 2024268800. Its totient is φ = 757656288.

The previous prime is 1327162381. The next prime is 1327162469. The reversal of 1327162431 is 1342617231.

It is a happy number.

It is not a de Polignac number, because 1327162431 - 2⁶ = 1327162367 is a prime.

It is a super-2 number, since 2×1327162431² = 3522720236515659522, 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 (1327162631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7111 + ... + 52008.

It is an arithmetic number, because the mean of its divisors is an integer number (126516800).

Almost surely, 2^1327162431 is an apocalyptic number.

1327162431 is a deficient number, since it is larger than the sum of its proper divisors (697106369).

1327162431 is a wasteful number, since it uses less digits than its factorization.

1327162431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60198.

The product of its digits is 6048, while the sum is 30.

The square root of 1327162431 is about 36430.2406113383. The cubic root of 1327162431 is about 1098.9418007969.

Adding to 1327162431 its reverse (1342617231), we get a palindrome (2669779662).

The spelling of 1327162431 in words is "one billion, three hundred twenty-seven million, one hundred sixty-two thousand, four hundred thirty-one".