142255461451 has 2 divisors, whose sum is σ = 142255461452. Its totient is φ = 142255461450.

The previous prime is 142255461421. The next prime is 142255461461. The reversal of 142255461451 is 154164552241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142255461451 - 2⁹ = 142255460939 is a prime.

It is not a weakly prime, because it can be changed into another prime (142255461421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71127730725 + 71127730726.

It is an arithmetic number, because the mean of its divisors is an integer number (71127730726).

Almost surely, 2^142255461451 is an apocalyptic number.

142255461451 is a deficient number, since it is larger than the sum of its proper divisors (1).

142255461451 is an equidigital number, since it uses as much as digits as its factorization.

142255461451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 192000, while the sum is 40.

The spelling of 142255461451 in words is "one hundred forty-two billion, two hundred fifty-five million, four hundred sixty-one thousand, four hundred fifty-one".