1151126654 has 4 divisors (see below), whose sum is σ = 1726689984. Its totient is φ = 575563326.

The previous prime is 1151126653. The next prime is 1151126657. The reversal of 1151126654 is 4566211511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4566211511 = 193 ⋅23659127.

It is a self number, because there is not a number n which added to its sum of digits gives 1151126654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151126653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287781662 + ... + 287781665.

It is an arithmetic number, because the mean of its divisors is an integer number (431672496).

Almost surely, 2^1151126654 is an apocalyptic number.

1151126654 is a deficient number, since it is larger than the sum of its proper divisors (575563330).

1151126654 is an equidigital number, since it uses as much as digits as its factorization.

1151126654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575563329.

The product of its digits is 7200, while the sum is 32.

The square root of 1151126654 is about 33928.2574559909. The cubic root of 1151126654 is about 1048.0315816823.

The spelling of 1151126654 in words is "one billion, one hundred fifty-one million, one hundred twenty-six thousand, six hundred fifty-four".