87433403 has 2 divisors, whose sum is σ = 87433404. Its totient is φ = 87433402.

The previous prime is 87433399. The next prime is 87433427. The reversal of 87433403 is 30433478.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87433403 - 2² = 87433399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87433403.

It is not a weakly prime, because it can be changed into another prime (87433433) 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, 43716701 + 43716702.

It is an arithmetic number, because the mean of its divisors is an integer number (43716702).

Almost surely, 2^87433403 is an apocalyptic number.

87433403 is a deficient number, since it is larger than the sum of its proper divisors (1).

87433403 is an equidigital number, since it uses as much as digits as its factorization.

87433403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 87433403 is about 9350.5830299506. The cubic root of 87433403 is about 443.8393403931.

The spelling of 87433403 in words is "eighty-seven million, four hundred thirty-three thousand, four hundred three".