1161061672137 has 8 divisors (see below), whose sum is σ = 1598020366080. Its totient is φ = 749072046480.

The previous prime is 1161061672117. The next prime is 1161061672271. The reversal of 1161061672137 is 7312761601611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1161061672137 - 2³⁶ = 1092342195401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1161061672117) 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, 6242266962 + ... + 6242267147.

It is an arithmetic number, because the mean of its divisors is an integer number (199752545760).

Almost surely, 2^{1161061672137} is an apocalyptic number.

It is an amenable number.

1161061672137 is a deficient number, since it is larger than the sum of its proper divisors (436958693943).

1161061672137 is a wasteful number, since it uses less digits than its factorization.

1161061672137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12484534143.

The product of its (nonzero) digits is 63504, while the sum is 42.

The spelling of 1161061672137 in words is "one trillion, one hundred sixty-one billion, sixty-one million, six hundred seventy-two thousand, one hundred thirty-seven".