1121336430431 has 8 divisors (see below), whose sum is σ = 1281929485440. Its totient is φ = 960843909528.

The previous prime is 1121336430373. The next prime is 1121336430457. The reversal of 1121336430431 is 1340346331211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121336430431 - 2³⁸ = 846458523487 is a prime.

It is a super-4 number, since 4×1121336430431⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121336430031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25109621 + ... + 25154238.

It is an arithmetic number, because the mean of its divisors is an integer number (160241185680).

Almost surely, 2^{1121336430431} is an apocalyptic number.

1121336430431 is a deficient number, since it is larger than the sum of its proper divisors (160593055009).

1121336430431 is an equidigital number, since it uses as much as digits as its factorization.

1121336430431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50267053.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 1121336430431 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-six million, four hundred thirty thousand, four hundred thirty-one".