1252273051 has 2 divisors, whose sum is σ = 1252273052. Its totient is φ = 1252273050.

The previous prime is 1252273039. The next prime is 1252273063. The reversal of 1252273051 is 1503722521.

It is a balanced prime because it is at equal distance from previous prime (1252273039) and next prime (1252273063).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1252273051 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252273031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626136525 + 626136526.

It is an arithmetic number, because the mean of its divisors is an integer number (626136526).

Almost surely, 2^1252273051 is an apocalyptic number.

1252273051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252273051 is an equidigital number, since it uses as much as digits as its factorization.

1252273051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 1252273051 is about 35387.4702543146. The cubic root of 1252273051 is about 1077.8699016207.

Adding to 1252273051 its reverse (1503722521), we get a palindrome (2755995572).

The spelling of 1252273051 in words is "one billion, two hundred fifty-two million, two hundred seventy-three thousand, fifty-one".