1255445334 has 48 divisors (see below), whose sum is σ = 3195685584. Its totient is φ = 351172800.

The previous prime is 1255445333. The next prime is 1255445357. The reversal of 1255445334 is 4335445521.

1255445334 is a `hidden beast` number, since 125 + 54 + 453 + 34 = 666.

It is a super-2 number, since 2×1255445334² = 3152285973324743112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1255445333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241297 + ... + 246444.

It is an arithmetic number, because the mean of its divisors is an integer number (66576783).

Almost surely, 2^1255445334 is an apocalyptic number.

1255445334 is an abundant number, since it is smaller than the sum of its proper divisors (1940240250).

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

1255445334 is a wasteful number, since it uses less digits than its factorization.

1255445334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487773 (or 487770 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 1255445334 is about 35432.2640258847. The cubic root of 1255445334 is about 1078.7792946460.

The spelling of 1255445334 in words is "one billion, two hundred fifty-five million, four hundred forty-five thousand, three hundred thirty-four".