1252952102 has 4 divisors (see below), whose sum is σ = 1879428156. Its totient is φ = 626476050.

The previous prime is 1252952101. The next prime is 1252952137. The reversal of 1252952102 is 2012592521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2012592521 = 881 ⋅2284441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252952101) 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, 313238024 + ... + 313238027.

It is an arithmetic number, because the mean of its divisors is an integer number (469857039).

Almost surely, 2^1252952102 is an apocalyptic number.

1252952102 is a deficient number, since it is larger than the sum of its proper divisors (626476054).

1252952102 is an equidigital number, since it uses as much as digits as its factorization.

1252952102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626476053.

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 1252952102 is about 35397.0634657735. The cubic root of 1252952102 is about 1078.0646931045.

The spelling of 1252952102 in words is "one billion, two hundred fifty-two million, nine hundred fifty-two thousand, one hundred two".