1311241954370 has 8 divisors (see below), whose sum is σ = 2360235517884. Its totient is φ = 524496781744.

The previous prime is 1311241954361. The next prime is 1311241954381. The reversal of 1311241954370 is 734591421131.

It can be written as a sum of positive squares in 2 ways, for example, as 1301486243929 + 9755710441 = 1140827^2 + 98771^2 .

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, 65562097709 + ... + 65562097728.

Almost surely, 2^{1311241954370} is an apocalyptic number.

1311241954370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1311241954370 is a deficient number, since it is larger than the sum of its proper divisors (1048993563514).

1311241954370 is a wasteful number, since it uses less digits than its factorization.

1311241954370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131124195444.

The product of its (nonzero) digits is 90720, while the sum is 41.

The spelling of 1311241954370 in words is "one trillion, three hundred eleven billion, two hundred forty-one million, nine hundred fifty-four thousand, three hundred seventy".