734931819121 has 16 divisors (see below), whose sum is σ = 788015217600. Its totient is φ = 683402911488.

The previous prime is 734931819107. The next prime is 734931819131. The reversal of 734931819121 is 121918139437.

It is a cyclic number.

It is not a de Polignac number, because 734931819121 - 2¹⁵ = 734931786353 is a prime.

It is a super-2 number, since 2×734931819121² (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 (734931819131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1354515 + ... + 1817848.

It is an arithmetic number, because the mean of its divisors is an integer number (49250951100).

Almost surely, 2^734931819121 is an apocalyptic number.

It is an amenable number.

734931819121 is a deficient number, since it is larger than the sum of its proper divisors (53083398479).

734931819121 is a wasteful number, since it uses less digits than its factorization.

734931819121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172608.

The product of its digits is 326592, while the sum is 49.

The spelling of 734931819121 in words is "seven hundred thirty-four billion, nine hundred thirty-one million, eight hundred nineteen thousand, one hundred twenty-one".