1515143515132 has 48 divisors (see below), whose sum is σ = 2956934917440. Its totient is φ = 674495797248.

The previous prime is 1515143515087. The next prime is 1515143515177. The reversal of 1515143515132 is 2315153415151.

It is an interprime number because it is at equal distance from previous prime (1515143515087) and next prime (1515143515177).

It is a super-2 number, since 2×1515143515132² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1515143515091 and 1515143515100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 971308 + ... + 1993420.

It is an arithmetic number, because the mean of its divisors is an integer number (61602810780).

Almost surely, 2^{1515143515132} is an apocalyptic number.

It is an amenable number.

1515143515132 is a deficient number, since it is larger than the sum of its proper divisors (1441791402308).

1515143515132 is a wasteful number, since it uses less digits than its factorization.

1515143515132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023142 (or 1023140 counting only the distinct ones).

The product of its digits is 45000, while the sum is 37.

The spelling of 1515143515132 in words is "one trillion, five hundred fifteen billion, one hundred forty-three million, five hundred fifteen thousand, one hundred thirty-two".