2153468293 has 2 divisors, whose sum is σ = 2153468294. Its totient is φ = 2153468292.

The previous prime is 2153468279. The next prime is 2153468309. The reversal of 2153468293 is 3928643512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2152774404 + 693889 = 46398^2 + 833^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2153468293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2153468263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076734146 + 1076734147.

It is an arithmetic number, because the mean of its divisors is an integer number (1076734147).

Almost surely, 2^2153468293 is an apocalyptic number.

It is an amenable number.

2153468293 is a deficient number, since it is larger than the sum of its proper divisors (1).

2153468293 is an equidigital number, since it uses as much as digits as its factorization.

2153468293 is an evil number, because the sum of its binary digits is even.

The product of its digits is 311040, while the sum is 43.

The square root of 2153468293 is about 46405.4769720127. The cubic root of 2153468293 is about 1291.3565228666.

The spelling of 2153468293 in words is "two billion, one hundred fifty-three million, four hundred sixty-eight thousand, two hundred ninety-three".