1123151354 has 24 divisors (see below), whose sum is σ = 1873616220. Its totient is φ = 504361728.

The previous prime is 1123151347. The next prime is 1123151363. The reversal of 1123151354 is 4531513211.

It can be written as a sum of positive squares in 6 ways, for example, as 668481025 + 454670329 = 25855^2 + 21323^2 .

It is a super-2 number, since 2×1123151354² = 2522937927984066632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32399 + ... + 57410.

Almost surely, 2^1123151354 is an apocalyptic number.

1123151354 is a deficient number, since it is larger than the sum of its proper divisors (750464866).

1123151354 is a wasteful number, since it uses less digits than its factorization.

1123151354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89874 (or 89861 counting only the distinct ones).

The product of its digits is 1800, while the sum is 26.

The square root of 1123151354 is about 33513.4503446004. The cubic root of 1123151354 is about 1039.4719194020.

Adding to 1123151354 its reverse (4531513211), we get a palindrome (5654664565).

The spelling of 1123151354 in words is "one billion, one hundred twenty-three million, one hundred fifty-one thousand, three hundred fifty-four".