1515503145213 has 20 divisors (see below), whose sum is σ = 2316548597088. Its totient is φ = 986839255080.

The previous prime is 1515503145209. The next prime is 1515503145217. The reversal of 1515503145213 is 3125413055151.

1515503145213 is a `hidden beast` number, since 1 + 5 + 1 + 5 + 503 + 145 + 2 + 1 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (1515503145209) and next prime (1515503145217).

It is not a de Polignac number, because 1515503145213 - 2² = 1515503145209 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1515503145217) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 217553673 + ... + 217560638.

Almost surely, 2^{1515503145213} is an apocalyptic number.

It is an amenable number.

1515503145213 is a deficient number, since it is larger than the sum of its proper divisors (801045451875).

1515503145213 is an equidigital number, since it uses as much as digits as its factorization.

1515503145213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435114366 (or 435114357 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 36.

The spelling of 1515503145213 in words is "one trillion, five hundred fifteen billion, five hundred three million, one hundred forty-five thousand, two hundred thirteen".