340043053 has 16 divisors (see below), whose sum is σ = 399168000. Its totient is φ = 283593600.

The previous prime is 340043021. The next prime is 340043059. The reversal of 340043053 is 350340043.

It is a cyclic number.

It is not a de Polignac number, because 340043053 - 2⁵ = 340043021 is a prime.

It is a super-4 number, since 4×340043053⁴ (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340043059) 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, 122323 + ... + 125071.

It is an arithmetic number, because the mean of its divisors is an integer number (24948000).

Almost surely, 2^340043053 is an apocalyptic number.

It is an amenable number.

340043053 is a deficient number, since it is larger than the sum of its proper divisors (59124947).

340043053 is a wasteful number, since it uses less digits than its factorization.

340043053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3228.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 340043053 is about 18440.2563160060. The cubic root of 340043053 is about 697.9826632312.

Adding to 340043053 its reverse (350340043), we get a palindrome (690383096).

The spelling of 340043053 in words is "three hundred forty million, forty-three thousand, fifty-three".