53158469 has 16 divisors (see below), whose sum is σ = 66541440. Its totient is φ = 41342400.

The previous prime is 53158463. The next prime is 53158471. The reversal of 53158469 is 96485135.

It is a cyclic number.

It is not a de Polignac number, because 53158469 - 2¹² = 53154373 is a prime.

It is a super-2 number, since 2×53158469² = 5651645652847922, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53158463) 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 in 15 ways as a sum of consecutive naturals, for example, 419 + ... + 10319.

It is an arithmetic number, because the mean of its divisors is an integer number (4158840).

Almost surely, 2^53158469 is an apocalyptic number.

53158469 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

53158469 is a deficient number, since it is larger than the sum of its proper divisors (13382971).

53158469 is a wasteful number, since it uses less digits than its factorization.

53158469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9980.

The product of its digits is 129600, while the sum is 41.

The square root of 53158469 is about 7290.9854615134. The cubic root of 53158469 is about 376.0025770345.

The spelling of 53158469 in words is "fifty-three million, one hundred fifty-eight thousand, four hundred sixty-nine".