1215435001353 has 16 divisors (see below), whose sum is σ = 1627035446400. Its totient is φ = 807068530944.

The previous prime is 1215435001349. The next prime is 1215435001379. The reversal of 1215435001353 is 3531005345121.

It is not a de Polignac number, because 1215435001353 - 2² = 1215435001349 is a prime.

It is a super-2 number, since 2×1215435001353² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1215435005353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2926 + ... + 1559127.

It is an arithmetic number, because the mean of its divisors is an integer number (101689715400).

Almost surely, 2^{1215435001353} is an apocalyptic number.

It is an amenable number.

1215435001353 is a deficient number, since it is larger than the sum of its proper divisors (411600445047).

1215435001353 is a wasteful number, since it uses less digits than its factorization.

1215435001353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1563088.

The product of its (nonzero) digits is 27000, while the sum is 33.

The spelling of 1215435001353 in words is "one trillion, two hundred fifteen billion, four hundred thirty-five million, one thousand, three hundred fifty-three".