2151003213453 has 8 divisors (see below), whose sum is σ = 2868024731616. Its totient is φ = 1433991918800.

The previous prime is 2151003213409. The next prime is 2151003213467. The reversal of 2151003213453 is 3543123001512.

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 2151003213453 - 2¹⁸ = 2151002951309 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2151003213453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151005213453) 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, 2050683 + ... + 2916728.

It is an arithmetic number, because the mean of its divisors is an integer number (358503091452).

Almost surely, 2^{2151003213453} is an apocalyptic number.

It is an amenable number.

2151003213453 is a deficient number, since it is larger than the sum of its proper divisors (717021518163).

2151003213453 is a wasteful number, since it uses less digits than its factorization.

2151003213453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5111755.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 2151003213453 its reverse (3543123001512), we get a palindrome (5694126214965).

The spelling of 2151003213453 in words is "two trillion, one hundred fifty-one billion, three million, two hundred thirteen thousand, four hundred fifty-three".