1259402 has 4 divisors (see below), whose sum is σ = 1889106. Its totient is φ = 629700.

The previous prime is 1259393. The next prime is 1259413. The reversal of 1259402 is 2049521.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 900601 + 358801 = 949^2 + 599^2 .

It is a plaindrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314849 + ... + 314852.

2^1259402 is an apocalyptic number.

1259402 is a deficient number, since it is larger than the sum of its proper divisors (629704).

1259402 is an equidigital number, since it uses as much as digits as its factorization.

1259402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629703.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1259402 is about 1122.2308140485. The cubic root of 1259402 is about 107.9911401054.

It can be divided in two parts, 1259 and 402, that added together give a palindrome (1661).

The spelling of 1259402 in words is "one million, two hundred fifty-nine thousand, four hundred two".