40112451 has 6 divisors (see below), whose sum is σ = 57940220. Its totient is φ = 26741628.

The previous prime is 40112411. The next prime is 40112461. The reversal of 40112451 is 15421104.

It is not a de Polignac number, because 40112451 - 2¹¹ = 40110403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40112411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2228461 + ... + 2228478.

Almost surely, 2^40112451 is an apocalyptic number.

40112451 is a deficient number, since it is larger than the sum of its proper divisors (17827769).

40112451 is a wasteful number, since it uses less digits than its factorization.

40112451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4456945 (or 4456942 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 40112451 is about 6333.4391131517. The cubic root of 40112451 is about 342.3153703255.

Adding to 40112451 its reverse (15421104), we get a palindrome (55533555).

The spelling of 40112451 in words is "forty million, one hundred twelve thousand, four hundred fifty-one".