145654043 has 2 divisors, whose sum is σ = 145654044. Its totient is φ = 145654042.

The previous prime is 145654039. The next prime is 145654073. The reversal of 145654043 is 340456541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145654043 - 2² = 145654039 is a prime.

It is not a weakly prime, because it can be changed into another prime (145654013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72827021 + 72827022.

It is an arithmetic number, because the mean of its divisors is an integer number (72827022).

Almost surely, 2^145654043 is an apocalyptic number.

145654043 is a deficient number, since it is larger than the sum of its proper divisors (1).

145654043 is an equidigital number, since it uses as much as digits as its factorization.

145654043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 145654043 is about 12068.7216804432. The cubic root of 145654043 is about 526.1475042570.

The spelling of 145654043 in words is "one hundred forty-five million, six hundred fifty-four thousand, forty-three".