1539053 has 2 divisors, whose sum is σ = 1539054. Its totient is φ = 1539052.

The previous prime is 1539049. The next prime is 1539073. The reversal of 1539053 is 3509351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1444804 + 94249 = 1202^2 + 307^2 .

It is a cyclic number.

It is not a de Polignac number, because 1539053 - 2² = 1539049 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1539073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 769526 + 769527.

It is an arithmetic number, because the mean of its divisors is an integer number (769527).

2^1539053 is an apocalyptic number.

It is an amenable number.

1539053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1539053 is an equidigital number, since it uses as much as digits as its factorization.

1539053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025, while the sum is 26.

The square root of 1539053 is about 1240.5857487494. The cubic root of 1539053 is about 115.4563592679.

The spelling of 1539053 in words is "one million, five hundred thirty-nine thousand, fifty-three".