1028343501 has 24 divisors (see below), whose sum is σ = 1599975936. Its totient is φ = 634597920.

The previous prime is 1028343499. The next prime is 1028343599. The reversal of 1028343501 is 1053438201.

It is a happy number.

It is not a de Polignac number, because 1028343501 - 2¹ = 1028343499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028343101) 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 23 ways as a sum of consecutive naturals, for example, 73710 + ... + 86543.

It is an arithmetic number, because the mean of its divisors is an integer number (66665664).

Almost surely, 2^1028343501 is an apocalyptic number.

It is an amenable number.

1028343501 is a deficient number, since it is larger than the sum of its proper divisors (571632435).

1028343501 is a wasteful number, since it uses less digits than its factorization.

1028343501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160313 (or 160310 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1028343501 is about 32067.7953872729. The cubic root of 1028343501 is about 1009.3599516344.

The spelling of 1028343501 in words is "one billion, twenty-eight million, three hundred forty-three thousand, five hundred one".