1252304078 has 4 divisors (see below), whose sum is σ = 1878456120. Its totient is φ = 626152038.

The previous prime is 1252304057. The next prime is 1252304089. The reversal of 1252304078 is 8704032521.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313076018 + ... + 313076021.

It is an arithmetic number, because the mean of its divisors is an integer number (469614030).

Almost surely, 2^1252304078 is an apocalyptic number.

1252304078 is a deficient number, since it is larger than the sum of its proper divisors (626152042).

1252304078 is an equidigital number, since it uses as much as digits as its factorization.

1252304078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626152041.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 1252304078 is about 35387.9086412294. The cubic root of 1252304078 is about 1077.8788035113.

Adding to 1252304078 its reverse (8704032521), we get a palindrome (9956336599).

The spelling of 1252304078 in words is "one billion, two hundred fifty-two million, three hundred four thousand, seventy-eight".