1236042364 has 12 divisors (see below), whose sum is σ = 2182217184. Its totient is φ = 612551744.

The previous prime is 1236042319. The next prime is 1236042373. The reversal of 1236042364 is 4632406321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1366852 + ... + 1367755.

It is an arithmetic number, because the mean of its divisors is an integer number (181851432).

Almost surely, 2^1236042364 is an apocalyptic number.

It is an amenable number.

1236042364 is a deficient number, since it is larger than the sum of its proper divisors (946174820).

1236042364 is a wasteful number, since it uses less digits than its factorization.

1236042364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734724 (or 2734722 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 1236042364 is about 35157.3941582706. The cubic root of 1236042364 is about 1073.1928864322.

Adding to 1236042364 its reverse (4632406321), we get a palindrome (5868448685).

The spelling of 1236042364 in words is "one billion, two hundred thirty-six million, forty-two thousand, three hundred sixty-four".