1127251497 has 16 divisors (see below), whose sum is σ = 1517647040. Its totient is φ = 744206400.

The previous prime is 1127251471. The next prime is 1127251537. The reversal of 1127251497 is 7941527211.

It is not a de Polignac number, because 1127251497 - 2⁷ = 1127251369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1127251457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172347 + ... + 178767.

It is an arithmetic number, because the mean of its divisors is an integer number (94852940).

Almost surely, 2^1127251497 is an apocalyptic number.

It is an amenable number.

1127251497 is a deficient number, since it is larger than the sum of its proper divisors (390395543).

1127251497 is a wasteful number, since it uses less digits than its factorization.

1127251497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6984.

The product of its digits is 35280, while the sum is 39.

The square root of 1127251497 is about 33574.5662220676. The cubic root of 1127251497 is about 1040.7352717745.

The spelling of 1127251497 in words is "one billion, one hundred twenty-seven million, two hundred fifty-one thousand, four hundred ninety-seven".