145337039 has 2 divisors, whose sum is σ = 145337040. Its totient is φ = 145337038.

The previous prime is 145336991. The next prime is 145337051. The reversal of 145337039 is 930733541.

It is a strong prime.

It is an emirp because it is prime and its reverse (930733541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145337039 is a prime.

It is a super-2 number, since 2×145337039² = 42245709810575042, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145337839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72668519 + 72668520.

It is an arithmetic number, because the mean of its divisors is an integer number (72668520).

Almost surely, 2^145337039 is an apocalyptic number.

145337039 is a deficient number, since it is larger than the sum of its proper divisors (1).

145337039 is an equidigital number, since it uses as much as digits as its factorization.

145337039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 35.

The square root of 145337039 is about 12055.5812385799. The cubic root of 145337039 is about 525.7655214694.

The spelling of 145337039 in words is "one hundred forty-five million, three hundred thirty-seven thousand, thirty-nine".