142558453 has 2 divisors, whose sum is σ = 142558454. Its totient is φ = 142558452.

The previous prime is 142558399. The next prime is 142558483. The reversal of 142558453 is 354855241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 130005604 + 12552849 = 11402^2 + 3543^2 .

It is a cyclic number.

It is not a de Polignac number, because 142558453 - 2²¹ = 140461301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142558483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71279226 + 71279227.

It is an arithmetic number, because the mean of its divisors is an integer number (71279227).

Almost surely, 2^142558453 is an apocalyptic number.

It is an amenable number.

142558453 is a deficient number, since it is larger than the sum of its proper divisors (1).

142558453 is an equidigital number, since it uses as much as digits as its factorization.

142558453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96000, while the sum is 37.

The square root of 142558453 is about 11939.7844620412. The cubic root of 142558453 is about 522.3933718604.

The spelling of 142558453 in words is "one hundred forty-two million, five hundred fifty-eight thousand, four hundred fifty-three".