1201425259 has 2 divisors, whose sum is σ = 1201425260. Its totient is φ = 1201425258.

The previous prime is 1201425191. The next prime is 1201425283. The reversal of 1201425259 is 9525241021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201425259 - 2⁷ = 1201425131 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201425259.

It is not a weakly prime, because it can be changed into another prime (1201425059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600712629 + 600712630.

It is an arithmetic number, because the mean of its divisors is an integer number (600712630).

Almost surely, 2^1201425259 is an apocalyptic number.

1201425259 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201425259 is an equidigital number, since it uses as much as digits as its factorization.

1201425259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 1201425259 is about 34661.5818883097. The cubic root of 1201425259 is about 1063.0791148663.

It can be divided in two parts, 12014 and 25259, that added together give a palindrome (37273).

The spelling of 1201425259 in words is "one billion, two hundred one million, four hundred twenty-five thousand, two hundred fifty-nine".