100029487 has 2 divisors, whose sum is σ = 100029488. Its totient is φ = 100029486.

The previous prime is 100029473. The next prime is 100029499. The reversal of 100029487 is 784920001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100029487 - 2¹⁵ = 99996719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100029427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50014743 + 50014744.

It is an arithmetic number, because the mean of its divisors is an integer number (50014744).

Almost surely, 2^100029487 is an apocalyptic number.

100029487 is a deficient number, since it is larger than the sum of its proper divisors (1).

100029487 is an equidigital number, since it uses as much as digits as its factorization.

100029487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 100029487 is about 10001.4742413306. The cubic root of 100029487 is about 464.2045010545.

Adding to 100029487 its reverse (784920001), we get a palindrome (884949488).

The spelling of 100029487 in words is "one hundred million, twenty-nine thousand, four hundred eighty-seven".