142476379 has 2 divisors, whose sum is σ = 142476380. Its totient is φ = 142476378.

The previous prime is 142476319. The next prime is 142476409. The reversal of 142476379 is 973674241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142476379 is a prime.

It is not a weakly prime, because it can be changed into another prime (142476319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71238189 + 71238190.

It is an arithmetic number, because the mean of its divisors is an integer number (71238190).

Almost surely, 2^142476379 is an apocalyptic number.

142476379 is a deficient number, since it is larger than the sum of its proper divisors (1).

142476379 is an equidigital number, since it uses as much as digits as its factorization.

142476379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 142476379 is about 11936.3469704931. The cubic root of 142476379 is about 522.2931015425.

The spelling of 142476379 in words is "one hundred forty-two million, four hundred seventy-six thousand, three hundred seventy-nine".