340241131 has 4 divisors (see below), whose sum is σ = 347480352. Its totient is φ = 333001912.

The previous prime is 340241129. The next prime is 340241183. The reversal of 340241131 is 131142043.

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 340241131 - 2¹ = 340241129 is a prime.

It is a super-2 number, since 2×340241131² = 231528054448318322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 340241099 and 340241108.

It is not an unprimeable number, because it can be changed into a prime (340241431) 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, 3619540 + ... + 3619633.

It is an arithmetic number, because the mean of its divisors is an integer number (86870088).

Almost surely, 2^340241131 is an apocalyptic number.

340241131 is a deficient number, since it is larger than the sum of its proper divisors (7239221).

340241131 is an equidigital number, since it uses as much as digits as its factorization.

340241131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7239220.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 340241131 is about 18445.6263379697. The cubic root of 340241131 is about 698.1181638906.

Adding to 340241131 its reverse (131142043), we get a palindrome (471383174).

The spelling of 340241131 in words is "three hundred forty million, two hundred forty-one thousand, one hundred thirty-one".