43040151 has 48 divisors (see below), whose sum is σ = 78174720. Its totient is φ = 22167360.

The previous prime is 43040117. The next prime is 43040167. The reversal of 43040151 is 15104034.

It is a happy number.

It is not a de Polignac number, because 43040151 - 2¹⁴ = 43023767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43040191) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 119710 + ... + 120068.

It is an arithmetic number, because the mean of its divisors is an integer number (1628640).

Almost surely, 2^43040151 is an apocalyptic number.

43040151 is a deficient number, since it is larger than the sum of its proper divisors (35134569).

43040151 is a wasteful number, since it uses less digits than its factorization.

43040151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556 (or 553 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 43040151 is about 6560.4992950232. The cubic root of 43040151 is about 350.4488147027.

Adding to 43040151 its reverse (15104034), we get a palindrome (58144185).

The spelling of 43040151 in words is "forty-three million, forty thousand, one hundred fifty-one".