145522104251 has 2 divisors, whose sum is σ = 145522104252. Its totient is φ = 145522104250.

The previous prime is 145522104241. The next prime is 145522104323. The reversal of 145522104251 is 152401225541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145522104251 - 2²² = 145517909947 is a prime.

It is not a weakly prime, because it can be changed into another prime (145522104241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72761052125 + 72761052126.

It is an arithmetic number, because the mean of its divisors is an integer number (72761052126).

Almost surely, 2^145522104251 is an apocalyptic number.

145522104251 is a deficient number, since it is larger than the sum of its proper divisors (1).

145522104251 is an equidigital number, since it uses as much as digits as its factorization.

145522104251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 145522104251 its reverse (152401225541), we get a palindrome (297923329792).

The spelling of 145522104251 in words is "one hundred forty-five billion, five hundred twenty-two million, one hundred four thousand, two hundred fifty-one".