40630151 has 4 divisors (see below), whose sum is σ = 42768600. Its totient is φ = 38491704.

The previous prime is 40630133. The next prime is 40630157. The reversal of 40630151 is 15103604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40630151 - 2¹⁴ = 40613767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40630157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1069196 + ... + 1069233.

It is an arithmetic number, because the mean of its divisors is an integer number (10692150).

Almost surely, 2^40630151 is an apocalyptic number.

40630151 is a deficient number, since it is larger than the sum of its proper divisors (2138449).

40630151 is a wasteful number, since it uses less digits than its factorization.

40630151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2138448.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 40630151 is about 6374.1784568680. The cubic root of 40630151 is about 343.7817453437.

Adding to 40630151 its reverse (15103604), we get a palindrome (55733755).

The spelling of 40630151 in words is "forty million, six hundred thirty thousand, one hundred fifty-one".