4354737331961 has 4 divisors (see below), whose sum is σ = 4363394861952. Its totient is φ = 4346079801972.

The previous prime is 4354737331921. The next prime is 4354737331963. The reversal of 4354737331961 is 1691337374534.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4354737331961 - 2³⁰ = 4353663590137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4354737331897 and 4354737331906.

It is not an unprimeable number, because it can be changed into a prime (4354737331963) 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, 4328764241 + ... + 4328765246.

It is an arithmetic number, because the mean of its divisors is an integer number (1090848715488).

Almost surely, 2^{4354737331961} is an apocalyptic number.

It is an amenable number.

4354737331961 is a deficient number, since it is larger than the sum of its proper divisors (8657529991).

4354737331961 is an equidigital number, since it uses as much as digits as its factorization.

4354737331961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8657529990.

The product of its digits is 17146080, while the sum is 56.

The spelling of 4354737331961 in words is "four trillion, three hundred fifty-four billion, seven hundred thirty-seven million, three hundred thirty-one thousand, nine hundred sixty-one".