2002155401353 has 2 divisors, whose sum is σ = 2002155401354. Its totient is φ = 2002155401352.

The previous prime is 2002155401299. The next prime is 2002155401399. The reversal of 2002155401353 is 3531045512002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1483882113609 + 518273287744 = 1218147^2 + 719912^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002155401353 - 2²⁹ = 2001618530441 is a prime.

It is not a weakly prime, because it can be changed into another prime (2002155401153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001077700676 + 1001077700677.

It is an arithmetic number, because the mean of its divisors is an integer number (1001077700677).

Almost surely, 2^{2002155401353} is an apocalyptic number.

It is an amenable number.

2002155401353 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002155401353 is an equidigital number, since it uses as much as digits as its factorization.

2002155401353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 2002155401353 in words is "two trillion, two billion, one hundred fifty-five million, four hundred one thousand, three hundred fifty-three".