1325115002 has 4 divisors (see below), whose sum is σ = 1987672506. Its totient is φ = 662557500.

The previous prime is 1325114981. The next prime is 1325115007. The reversal of 1325115002 is 2005115231.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 1148464321 + 176650681 = 33889^2 + 13291^2 .

It is not an unprimeable number, because it can be changed into a prime (1325115007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331278749 + ... + 331278752.

Almost surely, 2^1325115002 is an apocalyptic number.

1325115002 is a deficient number, since it is larger than the sum of its proper divisors (662557504).

1325115002 is an equidigital number, since it uses as much as digits as its factorization.

1325115002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662557503.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 1325115002 is about 36402.1290860851. The cubic root of 1325115002 is about 1098.3763931550.

The spelling of 1325115002 in words is "one billion, three hundred twenty-five million, one hundred fifteen thousand, two".