145110972233 has 2 divisors, whose sum is σ = 145110972234. Its totient is φ = 145110972232.

The previous prime is 145110972173. The next prime is 145110972257. The reversal of 145110972233 is 332279011541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96427638784 + 48683333449 = 310528^2 + 220643^2 .

It is a cyclic number.

It is not a de Polignac number, because 145110972233 - 2¹² = 145110968137 is a prime.

It is not a weakly prime, because it can be changed into another prime (145110972283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72555486116 + 72555486117.

It is an arithmetic number, because the mean of its divisors is an integer number (72555486117).

Almost surely, 2^145110972233 is an apocalyptic number.

It is an amenable number.

145110972233 is a deficient number, since it is larger than the sum of its proper divisors (1).

145110972233 is an equidigital number, since it uses as much as digits as its factorization.

145110972233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 38.

Adding to 145110972233 its reverse (332279011541), we get a palindrome (477389983774).

The spelling of 145110972233 in words is "one hundred forty-five billion, one hundred ten million, nine hundred seventy-two thousand, two hundred thirty-three".