1011253355 has 32 divisors (see below), whose sum is σ = 1411458048. Its totient is φ = 681206400.

The previous prime is 1011253343. The next prime is 1011253361. The reversal of 1011253355 is 5533521101.

It is a happy number.

It is not a de Polignac number, because 1011253355 - 2⁴ = 1011253339 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 926360 + ... + 927450.

It is an arithmetic number, because the mean of its divisors is an integer number (44108064).

Almost surely, 2^1011253355 is an apocalyptic number.

1011253355 is a deficient number, since it is larger than the sum of its proper divisors (400204693).

1011253355 is a wasteful number, since it uses less digits than its factorization.

1011253355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 1011253355 is about 31800.2099835834. The cubic root of 1011253355 is about 1003.7371347593.

Adding to 1011253355 its reverse (5533521101), we get a palindrome (6544774456).

The spelling of 1011253355 in words is "one billion, eleven million, two hundred fifty-three thousand, three hundred fifty-five".