1241425277 has 4 divisors (see below), whose sum is σ = 1241957916. Its totient is φ = 1240892640.

The previous prime is 1241425267. The next prime is 1241425333. The reversal of 1241425277 is 7725241421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 679071481 + 562353796 = 26059^2 + 23714^2 .

It is a cyclic number.

It is not a de Polignac number, because 1241425277 - 2⁴ = 1241425261 is a prime.

It is a super-2 number, since 2×1241425277² = 3082273436749053458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241425267) 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, 262808 + ... + 267489.

It is an arithmetic number, because the mean of its divisors is an integer number (310489479).

Almost surely, 2^1241425277 is an apocalyptic number.

It is an amenable number.

1241425277 is a deficient number, since it is larger than the sum of its proper divisors (532639).

1241425277 is an equidigital number, since it uses as much as digits as its factorization.

1241425277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532638.

The product of its digits is 31360, while the sum is 35.

The square root of 1241425277 is about 35233.8654847861. The cubic root of 1241425277 is about 1074.7485337897.

Adding to 1241425277 its reverse (7725241421), we get a palindrome (8966666698).

The spelling of 1241425277 in words is "one billion, two hundred forty-one million, four hundred twenty-five thousand, two hundred seventy-seven".