1156741239461 has 8 divisors (see below), whose sum is σ = 1194227576064. Its totient is φ = 1119265659360.

The previous prime is 1156741239371. The next prime is 1156741239469. The reversal of 1156741239461 is 1649321476511.

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 1156741239461 - 2²² = 1156737045157 is a prime.

It is a super-3 number, since 3×1156741239461³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156741239469) 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, 2470280 + ... + 2900993.

It is an arithmetic number, because the mean of its divisors is an integer number (149278447008).

Almost surely, 2^{1156741239461} is an apocalyptic number.

It is an amenable number.

1156741239461 is a deficient number, since it is larger than the sum of its proper divisors (37486336603).

1156741239461 is an equidigital number, since it uses as much as digits as its factorization.

1156741239461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5378251.

The product of its digits is 1088640, while the sum is 50.

The spelling of 1156741239461 in words is "one trillion, one hundred fifty-six billion, seven hundred forty-one million, two hundred thirty-nine thousand, four hundred sixty-one".