7153421707 has 2 divisors, whose sum is σ = 7153421708. Its totient is φ = 7153421706.

The previous prime is 7153421689. The next prime is 7153421711. The reversal of 7153421707 is 7071243517.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7153421707 - 2¹⁹ = 7152897419 is a prime.

It is not a weakly prime, because it can be changed into another prime (7153421747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3576710853 + 3576710854.

It is an arithmetic number, because the mean of its divisors is an integer number (3576710854).

Almost surely, 2^7153421707 is an apocalyptic number.

7153421707 is a deficient number, since it is larger than the sum of its proper divisors (1).

7153421707 is an equidigital number, since it uses as much as digits as its factorization.

7153421707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41160, while the sum is 37.

The square root of 7153421707 is about 84577.9031839877. The cubic root of 7153421707 is about 1926.8057902548.

The spelling of 7153421707 in words is "seven billion, one hundred fifty-three million, four hundred twenty-one thousand, seven hundred seven".