1011252254 has 8 divisors (see below), whose sum is σ = 1557875208. Its totient is φ = 491960520.

The previous prime is 1011252233. The next prime is 1011252311. The reversal of 1011252254 is 4522521101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1011252254² = 2045262242440161032, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6832712 + ... + 6832859.

It is an arithmetic number, because the mean of its divisors is an integer number (194734401).

Almost surely, 2^1011252254 is an apocalyptic number.

1011252254 is a deficient number, since it is larger than the sum of its proper divisors (546622954).

1011252254 is a wasteful number, since it uses less digits than its factorization.

1011252254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13665610.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 1011252254 is about 31800.1926723723. The cubic root of 1011252254 is about 1003.7367704869.

Adding to 1011252254 its reverse (4522521101), we get a palindrome (5533773355).

The spelling of 1011252254 in words is "one billion, eleven million, two hundred fifty-two thousand, two hundred fifty-four".