1204412402 has 4 divisors (see below), whose sum is σ = 1806618606. Its totient is φ = 602206200.

The previous prime is 1204412399. The next prime is 1204412423. The reversal of 1204412402 is 2042144021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2042144021 = 1153 ⋅1771157.

It can be written as a sum of positive squares in only one way, i.e., 986525281 + 217887121 = 31409^2 + 14761^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 301103099 + ... + 301103102.

Almost surely, 2^1204412402 is an apocalyptic number.

1204412402 is a deficient number, since it is larger than the sum of its proper divisors (602206204).

1204412402 is an equidigital number, since it uses as much as digits as its factorization.

1204412402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602206203.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1204412402 is about 34704.6452510323. The cubic root of 1204412402 is about 1063.9594418228.

Adding to 1204412402 its reverse (2042144021), we get a palindrome (3246556423).

The spelling of 1204412402 in words is "one billion, two hundred four million, four hundred twelve thousand, four hundred two".