40147403 has 2 divisors, whose sum is σ = 40147404. Its totient is φ = 40147402.

The previous prime is 40147391. The next prime is 40147409. The reversal of 40147403 is 30474104.

40147403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40147403 is a prime.

It is a super-2 number, since 2×40147403² = 3223627935288818, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40147409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20073701 + 20073702.

It is an arithmetic number, because the mean of its divisors is an integer number (20073702).

Almost surely, 2^40147403 is an apocalyptic number.

40147403 is a deficient number, since it is larger than the sum of its proper divisors (1).

40147403 is an equidigital number, since it uses as much as digits as its factorization.

40147403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40147403 is about 6336.1978346639. The cubic root of 40147403 is about 342.4147670057.

The spelling of 40147403 in words is "forty million, one hundred forty-seven thousand, four hundred three".