29815604053 has 4 divisors (see below), whose sum is σ = 31111934688. Its totient is φ = 28519273420.

The previous prime is 29815604047. The next prime is 29815604059. The reversal of 29815604053 is 35040651892.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (29815604047) and next prime (29815604059).

It is a cyclic number.

It is not a de Polignac number, because 29815604053 - 2¹³ = 29815595861 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 (29815604059) 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, 648165283 + ... + 648165328.

It is an arithmetic number, because the mean of its divisors is an integer number (7777983672).

Almost surely, 2^29815604053 is an apocalyptic number.

29815604053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

29815604053 is a deficient number, since it is larger than the sum of its proper divisors (1296330635).

29815604053 is a wasteful number, since it uses less digits than its factorization.

29815604053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296330634.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 29815604053 in words is "twenty-nine billion, eight hundred fifteen million, six hundred four thousand, fifty-three".