145164743 has 2 divisors, whose sum is σ = 145164744. Its totient is φ = 145164742.

The previous prime is 145164737. The next prime is 145164781. The reversal of 145164743 is 347461541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145164743 - 2²⁴ = 128387527 is a prime.

It is a super-2 number, since 2×145164743² = 42145605220512098, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145164713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72582371 + 72582372.

It is an arithmetic number, because the mean of its divisors is an integer number (72582372).

Almost surely, 2^145164743 is an apocalyptic number.

145164743 is a deficient number, since it is larger than the sum of its proper divisors (1).

145164743 is an equidigital number, since it uses as much as digits as its factorization.

145164743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40320, while the sum is 35.

The square root of 145164743 is about 12048.4332176429. The cubic root of 145164743 is about 525.5576755838.

The spelling of 145164743 in words is "one hundred forty-five million, one hundred sixty-four thousand, seven hundred forty-three".