1264501 has 8 divisors (see below), whose sum is σ = 1479104. Its totient is φ = 1058400.

The previous prime is 1264499. The next prime is 1264537. The reversal of 1264501 is 1054621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1264501 - 2¹ = 1264499 is a prime.

It is the 1125-th Hogben number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264541) by changing a digit.

It is a nontrivial repunit in base 1124.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1800 + ... + 2401.

It is an arithmetic number, because the mean of its divisors is an integer number (184888).

2^1264501 is an apocalyptic number.

It is an amenable number.

1264501 is a deficient number, since it is larger than the sum of its proper divisors (214603).

1264501 is an equidigital number, since it uses as much as digits as its factorization.

1264501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4251.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1264501 is about 1124.5003334815. The cubic root of 1264501 is about 108.1366867874.

The spelling of 1264501 in words is "one million, two hundred sixty-four thousand, five hundred one".