158472803 has 2 divisors, whose sum is σ = 158472804. Its totient is φ = 158472802.

The previous prime is 158472757. The next prime is 158472823. The reversal of 158472803 is 308274851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158472803 - 2¹⁸ = 158210659 is a prime.

It is a super-2 number, since 2×158472803² = 50227258581353618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (158472823) 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, 79236401 + 79236402.

It is an arithmetic number, because the mean of its divisors is an integer number (79236402).

Almost surely, 2^158472803 is an apocalyptic number.

158472803 is a deficient number, since it is larger than the sum of its proper divisors (1).

158472803 is an equidigital number, since it uses as much as digits as its factorization.

158472803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 158472803 is about 12588.5981348203. The cubic root of 158472803 is about 541.1507273836.

The spelling of 158472803 in words is "one hundred fifty-eight million, four hundred seventy-two thousand, eight hundred three".