40134345 has 16 divisors (see below), whose sum is σ = 64806720. Its totient is φ = 21207744.

The previous prime is 40134319. The next prime is 40134371. The reversal of 40134345 is 54343104.

It is an interprime number because it is at equal distance from previous prime (40134319) and next prime (40134371).

It is not a de Polignac number, because 40134345 - 2⁵ = 40134313 is a prime.

It is a super-2 number, since 2×40134345² = 3221531297158050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10639 + ... + 13908.

It is an arithmetic number, because the mean of its divisors is an integer number (4050420).

Almost surely, 2^40134345 is an apocalyptic number.

It is an amenable number.

40134345 is a deficient number, since it is larger than the sum of its proper divisors (24672375).

40134345 is a wasteful number, since it uses less digits than its factorization.

40134345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24664.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 40134345 is about 6335.1673221786. The cubic root of 40134345 is about 342.3776393499.

Adding to 40134345 its reverse (54343104), we get a palindrome (94477449).

The spelling of 40134345 in words is "forty million, one hundred thirty-four thousand, three hundred forty-five".