1255213502 has 8 divisors (see below), whose sum is σ = 1882970712. Its totient is φ = 627556600.

The previous prime is 1255213501. The next prime is 1255213543. The reversal of 1255213502 is 2053125521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255213501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34877 + ... + 61047.

It is an arithmetic number, because the mean of its divisors is an integer number (235371339).

Almost surely, 2^1255213502 is an apocalyptic number.

1255213502 is a deficient number, since it is larger than the sum of its proper divisors (627757210).

1255213502 is a wasteful number, since it uses less digits than its factorization.

1255213502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50154.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1255213502 is about 35428.9923932364. The cubic root of 1255213502 is about 1078.7128876772.

The spelling of 1255213502 in words is "one billion, two hundred fifty-five million, two hundred thirteen thousand, five hundred two".