2152354401493 has 2 divisors, whose sum is σ = 2152354401494. Its totient is φ = 2152354401492.

The previous prime is 2152354401409. The next prime is 2152354401499. The reversal of 2152354401493 is 3941044532512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1084145335729 + 1068209065764 = 1041223^2 + 1033542^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152354401493 - 2²¹ = 2152352304341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152354401499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076177200746 + 1076177200747.

It is an arithmetic number, because the mean of its divisors is an integer number (1076177200747).

Almost surely, 2^{2152354401493} is an apocalyptic number.

It is an amenable number.

2152354401493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152354401493 is an equidigital number, since it uses as much as digits as its factorization.

2152354401493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 2152354401493 in words is "two trillion, one hundred fifty-two billion, three hundred fifty-four million, four hundred one thousand, four hundred ninety-three".