1423611152 has 10 divisors (see below), whose sum is σ = 2758246638. Its totient is φ = 711805568.

The previous prime is 1423611121. The next prime is 1423611169. The reversal of 1423611152 is 2511163241.

It can be written as a sum of positive squares in only one way, i.e., 944701696 + 478909456 = 30736^2 + 21884^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44487833 + ... + 44487864.

Almost surely, 2^1423611152 is an apocalyptic number.

It is an amenable number.

1423611152 is a deficient number, since it is larger than the sum of its proper divisors (1334635486).

1423611152 is an equidigital number, since it uses as much as digits as its factorization.

1423611152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88975705 (or 88975699 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 1423611152 is about 37730.7719507566. The cubic root of 1423611152 is about 1124.9428519448.

Adding to 1423611152 its reverse (2511163241), we get a palindrome (3934774393).

The spelling of 1423611152 in words is "one billion, four hundred twenty-three million, six hundred eleven thousand, one hundred fifty-two".