1525073 has 8 divisors (see below), whose sum is σ = 1751520. Its totient is φ = 1313280.

The previous prime is 1525067. The next prime is 1525093. The reversal of 1525073 is 3705251.

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

It is not a de Polignac number, because 1525073 - 2⁴ = 1525057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1525033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3440 + ... + 3857.

It is an arithmetic number, because the mean of its divisors is an integer number (218940).

2^1525073 is an apocalyptic number.

It is an amenable number.

1525073 is a deficient number, since it is larger than the sum of its proper divisors (226447).

1525073 is a wasteful number, since it uses less digits than its factorization.

1525073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7327.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 1525073 is about 1234.9384600052. The cubic root of 1525073 is about 115.1057124990.

It can be divided in two parts, 152 and 5073, that added together give a palindrome (5225).

The spelling of 1525073 in words is "one million, five hundred twenty-five thousand, seventy-three".