145035731 has 2 divisors, whose sum is σ = 145035732. Its totient is φ = 145035730.

The previous prime is 145035679. The next prime is 145035739. The reversal of 145035731 is 137530541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145035731 - 2²² = 140841427 is a prime.

It is a super-2 number, since 2×145035731² = 42070726533408722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145035694 and 145035703.

It is not a weakly prime, because it can be changed into another prime (145035739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72517865 + 72517866.

It is an arithmetic number, because the mean of its divisors is an integer number (72517866).

Almost surely, 2^145035731 is an apocalyptic number.

145035731 is a deficient number, since it is larger than the sum of its proper divisors (1).

145035731 is an equidigital number, since it uses as much as digits as its factorization.

145035731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 145035731 is about 12043.0781364234. The cubic root of 145035731 is about 525.4019367967.

The spelling of 145035731 in words is "one hundred forty-five million, thirty-five thousand, seven hundred thirty-one".