145262903 has 2 divisors, whose sum is σ = 145262904. Its totient is φ = 145262902.

The previous prime is 145262893. The next prime is 145262921. The reversal of 145262903 is 309262541.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145262903 - 2⁸ = 145262647 is a prime.

It is a super-2 number, since 2×145262903² = 42202621975974818, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145262903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145262003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72631451 + 72631452.

It is an arithmetic number, because the mean of its divisors is an integer number (72631452).

Almost surely, 2^145262903 is an apocalyptic number.

145262903 is a deficient number, since it is larger than the sum of its proper divisors (1).

145262903 is an equidigital number, since it uses as much as digits as its factorization.

145262903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 145262903 is about 12052.5060879470. The cubic root of 145262903 is about 525.6761091113.

The spelling of 145262903 in words is "one hundred forty-five million, two hundred sixty-two thousand, nine hundred three".