1415012402 has 4 divisors (see below), whose sum is σ = 2122518606. Its totient is φ = 707506200.

The previous prime is 1415012387. The next prime is 1415012407. The reversal of 1415012402 is 2042105141.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1390618681 + 24393721 = 37291^2 + 4939^2 .

It is not an unprimeable number, because it can be changed into a prime (1415012407) by changing a digit.

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, 353753099 + ... + 353753102.

Almost surely, 2^1415012402 is an apocalyptic number.

1415012402 is a deficient number, since it is larger than the sum of its proper divisors (707506204).

1415012402 is an equidigital number, since it uses as much as digits as its factorization.

1415012402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707506203.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1415012402 is about 37616.6505951819. The cubic root of 1415012402 is about 1122.6733550051.

Adding to 1415012402 its reverse (2042105141), we get a palindrome (3457117543).

The spelling of 1415012402 in words is "one billion, four hundred fifteen million, twelve thousand, four hundred two".