7521341153 has 4 divisors (see below), whose sum is σ = 7527492288. Its totient is φ = 7515190020.

The previous prime is 7521341131. The next prime is 7521341203. The reversal of 7521341153 is 3511431257.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7521341153 is a prime.

It is a super-2 number, since 2×7521341153² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7521343153) 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, 3073733 + ... + 3076178.

It is an arithmetic number, because the mean of its divisors is an integer number (1881873072).

Almost surely, 2^7521341153 is an apocalyptic number.

It is an amenable number.

7521341153 is a deficient number, since it is larger than the sum of its proper divisors (6151135).

7521341153 is a wasteful number, since it uses less digits than its factorization.

7521341153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151134.

The product of its digits is 12600, while the sum is 32.

The square root of 7521341153 is about 86725.6660568254. Note that the first 3 decimals coincide. The cubic root of 7521341153 is about 1959.2886799094.

The spelling of 7521341153 in words is "seven billion, five hundred twenty-one million, three hundred forty-one thousand, one hundred fifty-three".