2123033257 has 2 divisors, whose sum is σ = 2123033258. Its totient is φ = 2123033256.

The previous prime is 2123033173. The next prime is 2123033279. The reversal of 2123033257 is 7523303212.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1278491536 + 844541721 = 35756^2 + 29061^2 .

It is a cyclic number.

It is not a de Polignac number, because 2123033257 - 2²⁷ = 1988815529 is a prime.

It is not a weakly prime, because it can be changed into another prime (2123033057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061516628 + 1061516629.

It is an arithmetic number, because the mean of its divisors is an integer number (1061516629).

Almost surely, 2^2123033257 is an apocalyptic number.

It is an amenable number.

2123033257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2123033257 is an equidigital number, since it uses as much as digits as its factorization.

2123033257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 2123033257 is about 46076.3850253034. The cubic root of 2123033257 is about 1285.2440415239.

Adding to 2123033257 its reverse (7523303212), we get a palindrome (9646336469).

The spelling of 2123033257 in words is "two billion, one hundred twenty-three million, thirty-three thousand, two hundred fifty-seven".