40016051 has 2 divisors, whose sum is σ = 40016052. Its totient is φ = 40016050.

The previous prime is 40015999. The next prime is 40016077. The reversal of 40016051 is 15061004.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40016051 - 2¹⁴ = 39999667 is a prime.

It is not a weakly prime, because it can be changed into another prime (40016651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20008025 + 20008026.

It is an arithmetic number, because the mean of its divisors is an integer number (20008026).

Almost surely, 2^40016051 is an apocalyptic number.

40016051 is a deficient number, since it is larger than the sum of its proper divisors (1).

40016051 is an equidigital number, since it uses as much as digits as its factorization.

40016051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 40016051 is about 6325.8241360316. The cubic root of 40016051 is about 342.0409279245.

Adding to 40016051 its reverse (15061004), we get a palindrome (55077055).

The spelling of 40016051 in words is "forty million, sixteen thousand, fifty-one".