2051003453 has 8 divisors (see below), whose sum is σ = 2123674200. Its totient is φ = 1978462528.

The previous prime is 2051003447. The next prime is 2051003467. The reversal of 2051003453 is 3543001502.

It can be written as a sum of positive squares in 4 ways, for example, as 86918329 + 1964085124 = 9323^2 + 44318^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2051003453 - 2¹⁸ = 2050741309 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 (2051003413) 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, 275 + ... + 64047.

It is an arithmetic number, because the mean of its divisors is an integer number (265459275).

Almost surely, 2^2051003453 is an apocalyptic number.

It is an amenable number.

2051003453 is a deficient number, since it is larger than the sum of its proper divisors (72670747).

2051003453 is a wasteful number, since it uses less digits than its factorization.

2051003453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64911.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 2051003453 is about 45288.0056195898. The cubic root of 2051003453 is about 1270.5413305978.

Adding to 2051003453 its reverse (3543001502), we get a palindrome (5594004955).

The spelling of 2051003453 in words is "two billion, fifty-one million, three thousand, four hundred fifty-three".