1252112377 has 2 divisors, whose sum is σ = 1252112378. Its totient is φ = 1252112376.

The previous prime is 1252112363. The next prime is 1252112401. The reversal of 1252112377 is 7732112521.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1237702761 + 14409616 = 35181^2 + 3796^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252112377 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252113377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626056188 + 626056189.

It is an arithmetic number, because the mean of its divisors is an integer number (626056189).

Almost surely, 2^1252112377 is an apocalyptic number.

It is an amenable number.

1252112377 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252112377 is an equidigital number, since it uses as much as digits as its factorization.

1252112377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5880, while the sum is 31.

The square root of 1252112377 is about 35385.1999711744. The cubic root of 1252112377 is about 1077.8238006323.

Adding to 1252112377 its reverse (7732112521), we get a palindrome (8984224898).

The spelling of 1252112377 in words is "one billion, two hundred fifty-two million, one hundred twelve thousand, three hundred seventy-seven".