1011113254 has 4 divisors (see below), whose sum is σ = 1516669884. Its totient is φ = 505556626.

The previous prime is 1011113251. The next prime is 1011113261. The reversal of 1011113254 is 4523111101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4523111101 = 19 ⋅238058479.

It is a super-3 number, since 3×1011113254³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011113251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252778312 + ... + 252778315.

It is an arithmetic number, because the mean of its divisors is an integer number (379167471).

Almost surely, 2^1011113254 is an apocalyptic number.

1011113254 is a deficient number, since it is larger than the sum of its proper divisors (505556630).

1011113254 is an equidigital number, since it uses as much as digits as its factorization.

1011113254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505556629.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 1011113254 is about 31798.0070759159. The cubic root of 1011113254 is about 1003.6907793891.

Adding to 1011113254 its reverse (4523111101), we get a palindrome (5534224355).

The spelling of 1011113254 in words is "one billion, eleven million, one hundred thirteen thousand, two hundred fifty-four".