40261123 has 8 divisors (see below), whose sum is σ = 46060640. Its totient is φ = 34473600.

The previous prime is 40261103. The next prime is 40261213. The reversal of 40261123 is 32116204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40261123 - 2⁹ = 40260611 is a prime.

It is a super-2 number, since 2×40261123² = 3241916050442258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40261123.

It is not an unprimeable number, because it can be changed into a prime (40261103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6013 + ... + 10801.

It is an arithmetic number, because the mean of its divisors is an integer number (5757580).

Almost surely, 2^40261123 is an apocalyptic number.

40261123 is a deficient number, since it is larger than the sum of its proper divisors (5799517).

40261123 is a wasteful number, since it uses less digits than its factorization.

40261123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5997.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 40261123 is about 6345.1653248753. The cubic root of 40261123 is about 342.7377658886.

Adding to 40261123 its reverse (32116204), we get a palindrome (72377327).

The spelling of 40261123 in words is "forty million, two hundred sixty-one thousand, one hundred twenty-three".