142779063 has 8 divisors (see below), whose sum is σ = 217568128. Its totient is φ = 81588024.

The previous prime is 142779059. The next prime is 142779089. The reversal of 142779063 is 360977241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 142779063 - 2² = 142779059 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142779023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3399481 + ... + 3399522.

It is an arithmetic number, because the mean of its divisors is an integer number (27196016).

Almost surely, 2^142779063 is an apocalyptic number.

142779063 is a deficient number, since it is larger than the sum of its proper divisors (74789065).

142779063 is an equidigital number, since it uses as much as digits as its factorization.

142779063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6799013.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 142779063 is about 11949.0193321460. The cubic root of 142779063 is about 522.6627018624.

The spelling of 142779063 in words is "one hundred forty-two million, seven hundred seventy-nine thousand, sixty-three".