2783497253 has 2 divisors, whose sum is σ = 2783497254. Its totient is φ = 2783497252.

The previous prime is 2783497181. The next prime is 2783497267. The reversal of 2783497253 is 3527943872.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1621914529 + 1161582724 = 40273^2 + 34082^2 .

It is a cyclic number.

It is not a de Polignac number, because 2783497253 - 2²⁴ = 2766720037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2783497273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391748626 + 1391748627.

It is an arithmetic number, because the mean of its divisors is an integer number (1391748627).

Almost surely, 2^2783497253 is an apocalyptic number.

It is an amenable number.

2783497253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2783497253 is an equidigital number, since it uses as much as digits as its factorization.

2783497253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 50.

The square root of 2783497253 is about 52758.8594740258. The cubic root of 2783497253 is about 1406.6852458619.

The spelling of 2783497253 in words is "two billion, seven hundred eighty-three million, four hundred ninety-seven thousand, two hundred fifty-three".