7121014453 has 8 divisors (see below), whose sum is σ = 8140030272. Its totient is φ = 6102430656.

The previous prime is 7121014447. The next prime is 7121014471. The reversal of 7121014453 is 3544101217.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7121014453 - 2¹³ = 7121006261 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 (7121014493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71875 + ... + 139312.

It is an arithmetic number, because the mean of its divisors is an integer number (1017503784).

Almost surely, 2^7121014453 is an apocalyptic number.

It is an amenable number.

7121014453 is a deficient number, since it is larger than the sum of its proper divisors (1019015819).

7121014453 is a wasteful number, since it uses less digits than its factorization.

7121014453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216011.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 7121014453 is about 84386.1034353406. The cubic root of 7121014453 is about 1923.8917061531.

The spelling of 7121014453 in words is "seven billion, one hundred twenty-one million, fourteen thousand, four hundred fifty-three".