1252959 has 8 divisors (see below), whose sum is σ = 1678512. Its totient is φ = 831360.

The previous prime is 1252957. The next prime is 1252963. The reversal of 1252959 is 9592521.

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

It is not a de Polignac number, because 1252959 - 2¹ = 1252957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252957) 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 in 7 ways as a sum of consecutive naturals, for example, 144 + ... + 1589.

It is an arithmetic number, because the mean of its divisors is an integer number (209814).

2^1252959 is an apocalyptic number.

1252959 is a deficient number, since it is larger than the sum of its proper divisors (425553).

1252959 is a wasteful number, since it uses less digits than its factorization.

1252959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1977.

The product of its digits is 8100, while the sum is 33.

The square root of 1252959 is about 1119.3565115726. The cubic root of 1252959 is about 107.8066671493.

It can be divided in two parts, 1252 and 959, that added together give a triangular number (2211 = T₆₆).

The spelling of 1252959 in words is "one million, two hundred fifty-two thousand, nine hundred fifty-nine".