1535053 has 4 divisors (see below), whose sum is σ = 1653148. Its totient is φ = 1416960.

The previous prime is 1535041. The next prime is 1535069. The reversal of 1535053 is 3505351.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 459684 + 1075369 = 678^2 + 1037^2 .

It is a cyclic number.

It is not a de Polignac number, because 1535053 - 2¹⁷ = 1403981 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 (1535153) 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, 59028 + ... + 59053.

It is an arithmetic number, because the mean of its divisors is an integer number (413287).

2^1535053 is an apocalyptic number.

1535053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1535053 is a deficient number, since it is larger than the sum of its proper divisors (118095).

1535053 is a wasteful number, since it uses less digits than its factorization.

1535053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118094.

The product of its (nonzero) digits is 1125, while the sum is 22.

The square root of 1535053 is about 1238.9725582110. The cubic root of 1535053 is about 115.3562487647.

The spelling of 1535053 in words is "one million, five hundred thirty-five thousand, fifty-three".