116211421053437 has 4 divisors (see below), whose sum is σ = 120218711434620. Its totient is φ = 112204130672256.

The previous prime is 116211421053433. The next prime is 116211421053467. The reversal of 116211421053437 is 734350124112611.

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 67440458781796 + 48770962271641 = 8212214^2 + 6983621^2 .

It is a cyclic number.

It is not a de Polignac number, because 116211421053437 - 2² = 116211421053433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116211421053394 and 116211421053403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116211421053433) 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, 2003645190548 + ... + 2003645190605.

It is an arithmetic number, because the mean of its divisors is an integer number (30054677858655).

Almost surely, 2^{116211421053437} is an apocalyptic number.

It is an amenable number.

116211421053437 is a deficient number, since it is larger than the sum of its proper divisors (4007290381183).

116211421053437 is an equidigital number, since it uses as much as digits as its factorization.

116211421053437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007290381182.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 116211421053437 in words is "one hundred sixteen trillion, two hundred eleven billion, four hundred twenty-one million, fifty-three thousand, four hundred thirty-seven".