1002152113434 has 80 divisors (see below), whose sum is σ = 2326180709160. Its totient is φ = 322241103360.

The previous prime is 1002152113427. The next prime is 1002152113507. The reversal of 1002152113434 is 4343112512001.

1002152113434 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 1 + 521 + 134 + 3 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 184569048225 + 817583065209 = 429615^2 + 904203^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1002152113398 and 1002152113407.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 256509 + ... + 1438784.

Almost surely, 2^{1002152113434} is an apocalyptic number.

1002152113434 is an abundant number, since it is smaller than the sum of its proper divisors (1324028595726).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002152113434 is a wasteful number, since it uses less digits than its factorization.

1002152113434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695437 (or 1695428 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 1002152113434 its reverse (4343112512001), we get a palindrome (5345264625435).

The spelling of 1002152113434 in words is "one trillion, two billion, one hundred fifty-two million, one hundred thirteen thousand, four hundred thirty-four".