1532512055213 has 4 divisors (see below), whose sum is σ = 1533371570208. Its totient is φ = 1531652540220.

The previous prime is 1532512055209. The next prime is 1532512055273. The reversal of 1532512055213 is 3125502152351.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1532512055213 - 2² = 1532512055209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1532512055273) 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, 429754823 + ... + 429758388.

It is an arithmetic number, because the mean of its divisors is an integer number (383342892552).

Almost surely, 2^{1532512055213} is an apocalyptic number.

It is an amenable number.

1532512055213 is a deficient number, since it is larger than the sum of its proper divisors (859514995).

1532512055213 is an equidigital number, since it uses as much as digits as its factorization.

1532512055213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859514994.

The product of its (nonzero) digits is 45000, while the sum is 35.

The spelling of 1532512055213 in words is "one trillion, five hundred thirty-two billion, five hundred twelve million, fifty-five thousand, two hundred thirteen".