43980465111043 has 2 divisors, whose sum is σ = 43980465111044. Its totient is φ = 43980465111042.

The previous prime is 43980465111013. The next prime is 43980465111053. The reversal of 43980465111043 is 34011156408934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43980465111043 - 2⁹ = 43980465110531 is a prime.

It is a super-2 number, since 2×43980465111043² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (43980465111013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21990232555521 + 21990232555522.

It is an arithmetic number, because the mean of its divisors is an integer number (21990232555522).

Almost surely, 2^{43980465111043} is an apocalyptic number.

43980465111043 is a deficient number, since it is larger than the sum of its proper divisors (1).

43980465111043 is an equidigital number, since it uses as much as digits as its factorization.

43980465111043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 43980465111043 in words is "forty-three trillion, nine hundred eighty billion, four hundred sixty-five million, one hundred eleven thousand, forty-three".