1141277825 has 18 divisors (see below), whose sum is σ = 1479406614. Its totient is φ = 873315520.

The previous prime is 1141277791. The next prime is 1141277827. The reversal of 1141277825 is 5287721411.

It can be written as a sum of positive squares in 3 ways, for example, as 1270129 + 1140007696 = 1127^2 + 33764^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1141277825 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141277827) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29924 + ... + 56373.

Almost surely, 2^1141277825 is an apocalyptic number.

It is an amenable number.

1141277825 is a deficient number, since it is larger than the sum of its proper divisors (338128789).

1141277825 is an equidigital number, since it uses as much as digits as its factorization.

1141277825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86353 (or 86325 counting only the distinct ones).

The product of its digits is 31360, while the sum is 38.

The square root of 1141277825 is about 33782.8036876752. The cubic root of 1141277825 is about 1045.0340945661.

The spelling of 1141277825 in words is "one billion, one hundred forty-one million, two hundred seventy-seven thousand, eight hundred twenty-five".