1902053 has 2 divisors, whose sum is σ = 1902054. Its totient is φ = 1902052.

The previous prime is 1902049. The next prime is 1902097. The reversal of 1902053 is 3502091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1723969 + 178084 = 1313^2 + 422^2 .

It is an emirp because it is prime and its reverse (3502091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1902053 - 2² = 1902049 is a prime.

It is a super-2 number, since 2×1902053² = 7235611229618, which contains 22 as substring.

It is equal to p₁₄₂₁₆₆ and since 1902053 and 142166 have the same sum of digits, it is a Honaker prime.

It is a plaindrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1902653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 951026 + 951027.

It is an arithmetic number, because the mean of its divisors is an integer number (951027).

2^1902053 is an apocalyptic number.

It is an amenable number.

1902053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1902053 is an equidigital number, since it uses as much as digits as its factorization.

1902053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1902053 is about 1379.1493755210. The cubic root of 1902053 is about 123.9008268783.

The spelling of 1902053 in words is "one million, nine hundred two thousand, fifty-three".