1156134544043 has 4 divisors (see below), whose sum is σ = 1156137011040. Its totient is φ = 1156132077048.

The previous prime is 1156134544039. The next prime is 1156134544067. The reversal of 1156134544043 is 3404454316511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1156134544043 - 2² = 1156134544039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1156134546043) 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, 289955 + ... + 1548012.

It is an arithmetic number, because the mean of its divisors is an integer number (289034252760).

Almost surely, 2^{1156134544043} is an apocalyptic number.

1156134544043 is a deficient number, since it is larger than the sum of its proper divisors (2466997).

1156134544043 is an equidigital number, since it uses as much as digits as its factorization.

1156134544043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2466996.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 1156134544043 in words is "one trillion, one hundred fifty-six billion, one hundred thirty-four million, five hundred forty-four thousand, forty-three".