145368859 has 2 divisors, whose sum is σ = 145368860. Its totient is φ = 145368858.

The previous prime is 145368823. The next prime is 145368863. The reversal of 145368859 is 958863541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145368859 - 2²¹ = 143271707 is a prime.

It is a super-2 number, since 2×145368859² = 42264210333923762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145362859) 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, 72684429 + 72684430.

It is an arithmetic number, because the mean of its divisors is an integer number (72684430).

Almost surely, 2^145368859 is an apocalyptic number.

145368859 is a deficient number, since it is larger than the sum of its proper divisors (1).

145368859 is an equidigital number, since it uses as much as digits as its factorization.

145368859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1036800, while the sum is 49.

The square root of 145368859 is about 12056.9008870439. The cubic root of 145368859 is about 525.8038889271.

The spelling of 145368859 in words is "one hundred forty-five million, three hundred sixty-eight thousand, eight hundred fifty-nine".