1255315022 has 32 divisors (see below), whose sum is σ = 2118940992. Its totient is φ = 553411584.

The previous prime is 1255315013. The next prime is 1255315051. The reversal of 1255315022 is 2205135521.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 1255314982 and 1255315000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 738878 + ... + 740574.

It is an arithmetic number, because the mean of its divisors is an integer number (66216906).

Almost surely, 2^1255315022 is an apocalyptic number.

1255315022 is a deficient number, since it is larger than the sum of its proper divisors (863625970).

1255315022 is a wasteful number, since it uses less digits than its factorization.

1255315022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2972.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 1255315022 is about 35430.4250891801. The cubic root of 1255315022 is about 1078.7419685148.

The spelling of 1255315022 in words is "one billion, two hundred fifty-five million, three hundred fifteen thousand, twenty-two".