145523467 has 2 divisors, whose sum is σ = 145523468. Its totient is φ = 145523466.

The previous prime is 145523459. The next prime is 145523471. The reversal of 145523467 is 764325541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145523467 - 2³ = 145523459 is a prime.

It is not a weakly prime, because it can be changed into another prime (145523167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72761733 + 72761734.

It is an arithmetic number, because the mean of its divisors is an integer number (72761734).

Almost surely, 2^145523467 is an apocalyptic number.

145523467 is a deficient number, since it is larger than the sum of its proper divisors (1).

145523467 is an equidigital number, since it uses as much as digits as its factorization.

145523467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 37.

The square root of 145523467 is about 12063.3107810418. The cubic root of 145523467 is about 525.9902302686.

The spelling of 145523467 in words is "one hundred forty-five million, five hundred twenty-three thousand, four hundred sixty-seven".