142735459 has 2 divisors, whose sum is σ = 142735460. Its totient is φ = 142735458.

The previous prime is 142735433. The next prime is 142735469. The reversal of 142735459 is 954537241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142735459 - 2⁹ = 142734947 is a prime.

It is a super-2 number, since 2×142735459² = 40746822511881362, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142735409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71367729 + 71367730.

It is an arithmetic number, because the mean of its divisors is an integer number (71367730).

Almost surely, 2^142735459 is an apocalyptic number.

142735459 is a deficient number, since it is larger than the sum of its proper divisors (1).

142735459 is an equidigital number, since it uses as much as digits as its factorization.

142735459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 151200, while the sum is 40.

The square root of 142735459 is about 11947.1946079404. The cubic root of 142735459 is about 522.6094902678.

The spelling of 142735459 in words is "one hundred forty-two million, seven hundred thirty-five thousand, four hundred fifty-nine".