611917701134 has 4 divisors (see below), whose sum is σ = 917876551704. Its totient is φ = 305958850566.

The previous prime is 611917701133. The next prime is 611917701137. The reversal of 611917701134 is 431107719116.

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

It is a super-2 number, since 2×611917701134² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 611917701091 and 611917701100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611917701133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 152979425282 + ... + 152979425285.

It is an arithmetic number, because the mean of its divisors is an integer number (229469137926).

Almost surely, 2^611917701134 is an apocalyptic number.

611917701134 is a deficient number, since it is larger than the sum of its proper divisors (305958850570).

611917701134 is a wasteful number, since it uses less digits than its factorization.

611917701134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305958850569.

The product of its (nonzero) digits is 31752, while the sum is 41.

The spelling of 611917701134 in words is "six hundred eleven billion, nine hundred seventeen million, seven hundred one thousand, one hundred thirty-four".