1002153535501 has 2 divisors, whose sum is σ = 1002153535502. Its totient is φ = 1002153535500.

The previous prime is 1002153535457. The next prime is 1002153535547. The reversal of 1002153535501 is 1055353512001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 973912396900 + 28241138601 = 986870^2 + 168051^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002153535501 - 2⁷ = 1002153535373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1002153535001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501076767750 + 501076767751.

It is an arithmetic number, because the mean of its divisors is an integer number (501076767751).

Almost surely, 2^{1002153535501} is an apocalyptic number.

It is an amenable number.

1002153535501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002153535501 is an equidigital number, since it uses as much as digits as its factorization.

1002153535501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11250, while the sum is 31.

The spelling of 1002153535501 in words is "one trillion, two billion, one hundred fifty-three million, five hundred thirty-five thousand, five hundred one".