1232136045 has 24 divisors (see below), whose sum is σ = 2440803456. Its totient is φ = 563262048.

The previous prime is 1232136029. The next prime is 1232136077. The reversal of 1232136045 is 5406312321.

1232136045 is a `hidden beast` number, since 12 + 32 + 13 + 604 + 5 = 666.

It is not a de Polignac number, because 1232136045 - 2⁴ = 1232136029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1955457 + ... + 1956086.

It is an arithmetic number, because the mean of its divisors is an integer number (101700144).

Almost surely, 2^1232136045 is an apocalyptic number.

1232136045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1232136045 is a deficient number, since it is larger than the sum of its proper divisors (1208667411).

1232136045 is a wasteful number, since it uses less digits than its factorization.

1232136045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911561 (or 3911558 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 1232136045 is about 35101.7954668988. The cubic root of 1232136045 is about 1072.0611404782.

Adding to 1232136045 its reverse (5406312321), we get a palindrome (6638448366).

The spelling of 1232136045 in words is "one billion, two hundred thirty-two million, one hundred thirty-six thousand, forty-five".