235108537381 has 4 divisors (see below), whose sum is σ = 236222796064. Its totient is φ = 233994278700.

The previous prime is 235108537373. The next prime is 235108537387. The reversal of 235108537381 is 183735801532.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 235108537381 - 2³ = 235108537373 is a prime.

It is a super-2 number, since 2×235108537381² (a number of 24 digits) contains 22 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 (235108537387) 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, 557129025 + ... + 557129446.

It is an arithmetic number, because the mean of its divisors is an integer number (59055699016).

Almost surely, 2^235108537381 is an apocalyptic number.

It is an amenable number.

235108537381 is a deficient number, since it is larger than the sum of its proper divisors (1114258683).

235108537381 is a wasteful number, since it uses less digits than its factorization.

235108537381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114258682.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 235108537381 in words is "two hundred thirty-five billion, one hundred eight million, five hundred thirty-seven thousand, three hundred eighty-one".