902034193 has 2 divisors, whose sum is σ = 902034194. Its totient is φ = 902034192.

The previous prime is 902034149. The next prime is 902034233. The reversal of 902034193 is 391430209.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 874503184 + 27531009 = 29572^2 + 5247^2 .

It is an emirp because it is prime and its reverse (391430209) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 902034193 - 2⁹ = 902033681 is a prime.

It is a super-2 number, since 2×902034193² = 1627331370682322498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (902034113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451017096 + 451017097.

It is an arithmetic number, because the mean of its divisors is an integer number (451017097).

Almost surely, 2^902034193 is an apocalyptic number.

It is an amenable number.

902034193 is a deficient number, since it is larger than the sum of its proper divisors (1).

902034193 is an equidigital number, since it uses as much as digits as its factorization.

902034193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 902034193 is about 30033.8840811507. The cubic root of 902034193 is about 966.2162416138.

The spelling of 902034193 in words is "nine hundred two million, thirty-four thousand, one hundred ninety-three".