1261231714 has 8 divisors (see below), whose sum is σ = 1952875008. Its totient is φ = 610273380.

The previous prime is 1261231681. The next prime is 1261231747. The reversal of 1261231714 is 4171321621.

It is an interprime number because it is at equal distance from previous prime (1261231681) and next prime (1261231747).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10171162 + ... + 10171285.

It is an arithmetic number, because the mean of its divisors is an integer number (244109376).

Almost surely, 2^1261231714 is an apocalyptic number.

1261231714 is a deficient number, since it is larger than the sum of its proper divisors (691643294).

1261231714 is a wasteful number, since it uses less digits than its factorization.

1261231714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20342480.

The product of its digits is 2016, while the sum is 28.

The square root of 1261231714 is about 35513.8242660517. The cubic root of 1261231714 is about 1080.4341287387.

The spelling of 1261231714 in words is "one billion, two hundred sixty-one million, two hundred thirty-one thousand, seven hundred fourteen".