1202254379 has 2 divisors, whose sum is σ = 1202254380. Its totient is φ = 1202254378.

The previous prime is 1202254327. The next prime is 1202254381. The reversal of 1202254379 is 9734522021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1202254379 - 2²⁸ = 933818923 is a prime.

Together with 1202254381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1202256379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601127189 + 601127190.

It is an arithmetic number, because the mean of its divisors is an integer number (601127190).

Almost surely, 2^1202254379 is an apocalyptic number.

1202254379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202254379 is an equidigital number, since it uses as much as digits as its factorization.

1202254379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 1202254379 is about 34673.5400413630. The cubic root of 1202254379 is about 1063.3236071105.

The spelling of 1202254379 in words is "one billion, two hundred two million, two hundred fifty-four thousand, three hundred seventy-nine".