1501567 has 4 divisors (see below), whose sum is σ = 1516536. Its totient is φ = 1486600.

The previous prime is 1501561. The next prime is 1501573. The reversal of 1501567 is 7651051.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1501561) and next prime (1501573).

It is a cyclic number.

It is not a de Polignac number, because 1501567 - 2¹⁵ = 1468799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7333 + ... + 7534.

It is an arithmetic number, because the mean of its divisors is an integer number (379134).

2^1501567 is an apocalyptic number.

1501567 is a deficient number, since it is larger than the sum of its proper divisors (14969).

1501567 is a wasteful number, since it uses less digits than its factorization.

1501567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14968.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 1501567 is about 1225.3844294751. The cubic root of 1501567 is about 114.5112718765.

The spelling of 1501567 in words is "one million, five hundred one thousand, five hundred sixty-seven".