1001427255 has 48 divisors (see below), whose sum is σ = 1835608320. Its totient is φ = 504230400.

The previous prime is 1001427253. The next prime is 1001427257. The reversal of 1001427255 is 5527241001.

It is an interprime number because it is at equal distance from previous prime (1001427253) and next prime (1001427257).

It is not a de Polignac number, because 1001427255 - 2¹ = 1001427253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001427253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 48441 + ... + 65949.

It is an arithmetic number, because the mean of its divisors is an integer number (38241840).

Almost surely, 2^1001427255 is an apocalyptic number.

1001427255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1001427255 is a deficient number, since it is larger than the sum of its proper divisors (834181065).

1001427255 is a wasteful number, since it uses less digits than its factorization.

1001427255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17592 (or 17589 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 1001427255 is about 31645.3354382601. The cubic root of 1001427255 is about 1000.4755255063.

Adding to 1001427255 its reverse (5527241001), we get a palindrome (6528668256).

The spelling of 1001427255 in words is "one billion, one million, four hundred twenty-seven thousand, two hundred fifty-five".