104223501257 has 2 divisors, whose sum is σ = 104223501258. Its totient is φ = 104223501256.

The previous prime is 104223501223. The next prime is 104223501287. The reversal of 104223501257 is 752105322401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103390543936 + 832957321 = 321544^2 + 28861^2 .

It is a cyclic number.

It is not a de Polignac number, because 104223501257 - 2⁸ = 104223501001 is a prime.

It is not a weakly prime, because it can be changed into another prime (104223501287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52111750628 + 52111750629.

It is an arithmetic number, because the mean of its divisors is an integer number (52111750629).

Almost surely, 2^104223501257 is an apocalyptic number.

It is an amenable number.

104223501257 is a deficient number, since it is larger than the sum of its proper divisors (1).

104223501257 is an equidigital number, since it uses as much as digits as its factorization.

104223501257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 32.

Adding to 104223501257 its reverse (752105322401), we get a palindrome (856328823658).

The spelling of 104223501257 in words is "one hundred four billion, two hundred twenty-three million, five hundred one thousand, two hundred fifty-seven".