1013501 has 2 divisors, whose sum is σ = 1013502. Its totient is φ = 1013500.

The previous prime is 1013477. The next prime is 1013503. The reversal of 1013501 is 1053101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 857476 + 156025 = 926^2 + 395^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013501 - 2¹⁸ = 751357 is a prime.

Together with 1013503, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1013503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506750 + 506751.

It is an arithmetic number, because the mean of its divisors is an integer number (506751).

2^1013501 is an apocalyptic number.

It is an amenable number.

1013501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1013501 is an equidigital number, since it uses as much as digits as its factorization.

1013501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15, while the sum is 11.

The square root of 1013501 is about 1006.7278678968. The cubic root of 1013501 is about 100.4480230888.

Adding to 1013501 its reverse (1053101), we get a palindrome (2066602).

The spelling of 1013501 in words is "one million, thirteen thousand, five hundred one".