3540881343 has 32 divisors (see below), whose sum is σ = 4849238016. Its totient is φ = 2297678048.

The previous prime is 3540881339. The next prime is 3540881359. The reversal of 3540881343 is 3431880453.

It is a cyclic number.

It is not a de Polignac number, because 3540881343 - 2² = 3540881339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3540886343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9244930 + ... + 9245312.

It is an arithmetic number, because the mean of its divisors is an integer number (151538688).

Almost surely, 2^3540881343 is an apocalyptic number.

3540881343 is a deficient number, since it is larger than the sum of its proper divisors (1308356673).

3540881343 is a wasteful number, since it uses less digits than its factorization.

3540881343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 3540881343 is about 59505.3051668505. The cubic root of 3540881343 is about 1524.1830389787.

The spelling of 3540881343 in words is "three billion, five hundred forty million, eight hundred eighty-one thousand, three hundred forty-three".