1345215502 has 4 divisors (see below), whose sum is σ = 2017823256. Its totient is φ = 672607750.

The previous prime is 1345215499. The next prime is 1345215511. The reversal of 1345215502 is 2055125431.

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

It is a super-2 number, since 2×1345215502² = 3619209493642224008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 336303874 + ... + 336303877.

It is an arithmetic number, because the mean of its divisors is an integer number (504455814).

Almost surely, 2^1345215502 is an apocalyptic number.

1345215502 is a deficient number, since it is larger than the sum of its proper divisors (672607754).

1345215502 is an equidigital number, since it uses as much as digits as its factorization.

1345215502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672607753.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1345215502 is about 36677.1795807693. The cubic root of 1345215502 is about 1103.9022566050.

The spelling of 1345215502 in words is "one billion, three hundred forty-five million, two hundred fifteen thousand, five hundred two".