1742109967931 has 4 divisors (see below), whose sum is σ = 1742229036072. Its totient is φ = 1741990899792.

The previous prime is 1742109967903. The next prime is 1742109967933. The reversal of 1742109967931 is 1397699012471.

It is a happy number.

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 1742109967931 - 2⁶ = 1742109967867 is a prime.

It is a super-2 number, since 2×1742109967931² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1742109967933) 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, 59512121 + ... + 59541386.

It is an arithmetic number, because the mean of its divisors is an integer number (435557259018).

Almost surely, 2^{1742109967931} is an apocalyptic number.

1742109967931 is a deficient number, since it is larger than the sum of its proper divisors (119068141).

1742109967931 is a wasteful number, since it uses less digits than its factorization.

1742109967931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119068140.

The product of its (nonzero) digits is 5143824, while the sum is 59.

The spelling of 1742109967931 in words is "one trillion, seven hundred forty-two billion, one hundred nine million, nine hundred sixty-seven thousand, nine hundred thirty-one".