1202142079 has 2 divisors, whose sum is σ = 1202142080. Its totient is φ = 1202142078.

The previous prime is 1202142059. The next prime is 1202142083. The reversal of 1202142079 is 9702412021.

It is a strong prime.

It is an emirp because it is prime and its reverse (9702412021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1202142079 - 2²³ = 1193753471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1202142059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601071039 + 601071040.

It is an arithmetic number, because the mean of its divisors is an integer number (601071040).

Almost surely, 2^1202142079 is an apocalyptic number.

1202142079 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202142079 is an equidigital number, since it uses as much as digits as its factorization.

1202142079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 1202142079 is about 34671.9206130840. The cubic root of 1202142079 is about 1063.2904984879.

The spelling of 1202142079 in words is "one billion, two hundred two million, one hundred forty-two thousand, seventy-nine".