340155453 has 16 divisors (see below), whose sum is σ = 497742336. Its totient is φ = 204917040.

The previous prime is 340155443. The next prime is 340155457. The reversal of 340155453 is 354551043.

It is not a de Polignac number, because 340155453 - 2¹³ = 340147261 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340155453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340155457) 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, 25351 + ... + 36372.

It is an arithmetic number, because the mean of its divisors is an integer number (31108896).

Almost surely, 2^340155453 is an apocalyptic number.

340155453 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

340155453 is a deficient number, since it is larger than the sum of its proper divisors (157586883).

340155453 is a wasteful number, since it uses less digits than its factorization.

340155453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61904.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 340155453 is about 18443.3037441777. The cubic root of 340155453 is about 698.0595599732.

The spelling of 340155453 in words is "three hundred forty million, one hundred fifty-five thousand, four hundred fifty-three".