1127154953 has 4 divisors (see below), whose sum is σ = 1127661060. Its totient is φ = 1126648848.

The previous prime is 1127154937. The next prime is 1127154983. The reversal of 1127154953 is 3594517211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3594517211 = 23 ⋅156283357.

It can be written as a sum of positive squares in 2 ways, for example, as 579220489 + 547934464 = 24067^2 + 23408^2 .

It is a cyclic number.

It is not a de Polignac number, because 1127154953 - 2⁴ = 1127154937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1127154913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249698 + ... + 254171.

It is an arithmetic number, because the mean of its divisors is an integer number (281915265).

Almost surely, 2^1127154953 is an apocalyptic number.

It is an amenable number.

1127154953 is a deficient number, since it is larger than the sum of its proper divisors (506107).

1127154953 is an equidigital number, since it uses as much as digits as its factorization.

1127154953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506106.

The product of its digits is 37800, while the sum is 38.

The square root of 1127154953 is about 33573.1284362956. The cubic root of 1127154953 is about 1040.7055595009.

The spelling of 1127154953 in words is "one billion, one hundred twenty-seven million, one hundred fifty-four thousand, nine hundred fifty-three".