1255353042 has 16 divisors (see below), whose sum is σ = 2513744640. Its totient is φ = 417944592.

The previous prime is 1255353031. The next prime is 1255353053. The reversal of 1255353042 is 2403535521.

It is an interprime number because it is at equal distance from previous prime (1255353031) and next prime (1255353053).

It is a super-2 number, since 2×1255353042² = 3151822520117307528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121218 + ... + 131165.

It is an arithmetic number, because the mean of its divisors is an integer number (157109040).

Almost surely, 2^1255353042 is an apocalyptic number.

1255353042 is an abundant number, since it is smaller than the sum of its proper divisors (1258391598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1255353042 is a wasteful number, since it uses less digits than its factorization.

1255353042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253217.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1255353042 is about 35430.9616296256. The cubic root of 1255353042 is about 1078.7528591027.

Adding to 1255353042 its reverse (2403535521), we get a palindrome (3658888563).

The spelling of 1255353042 in words is "one billion, two hundred fifty-five million, three hundred fifty-three thousand, forty-two".