340032131351 has 4 divisors (see below), whose sum is σ = 370944143304. Its totient is φ = 309120119400.

The previous prime is 340032131239. The next prime is 340032131359. The reversal of 340032131351 is 153131230043.

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 340032131351 - 2¹⁸ = 340031869207 is a prime.

It is a super-2 number, since 2×340032131351² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340032131351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340032131359) 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, 15456005960 + ... + 15456005981.

It is an arithmetic number, because the mean of its divisors is an integer number (92736035826).

Almost surely, 2^340032131351 is an apocalyptic number.

340032131351 is a deficient number, since it is larger than the sum of its proper divisors (30912011953).

340032131351 is a wasteful number, since it uses less digits than its factorization.

340032131351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30912011952.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 340032131351 its reverse (153131230043), we get a palindrome (493163361394).

The spelling of 340032131351 in words is "three hundred forty billion, thirty-two million, one hundred thirty-one thousand, three hundred fifty-one".