145274483 has 2 divisors, whose sum is σ = 145274484. Its totient is φ = 145274482.

The previous prime is 145274447. The next prime is 145274491. The reversal of 145274483 is 384472541.

145274483 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145274483 - 2⁶ = 145274419 is a prime.

It is a super-2 number, since 2×145274483² = 42209350821834578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145274413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72637241 + 72637242.

It is an arithmetic number, because the mean of its divisors is an integer number (72637242).

Almost surely, 2^145274483 is an apocalyptic number.

145274483 is a deficient number, since it is larger than the sum of its proper divisors (1).

145274483 is an equidigital number, since it uses as much as digits as its factorization.

145274483 is an evil number, because the sum of its binary digits is even.

The product of its digits is 107520, while the sum is 38.

The square root of 145274483 is about 12052.9864763883. The cubic root of 145274483 is about 525.6900772740.

The spelling of 145274483 in words is "one hundred forty-five million, two hundred seventy-four thousand, four hundred eighty-three".