214045400154253 has 2 divisors, whose sum is σ = 214045400154254. Its totient is φ = 214045400154252.

The previous prime is 214045400154197. The next prime is 214045400154307. The reversal of 214045400154253 is 352451004540412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 210876779430409 + 3168620723844 = 14521597^2 + 1780062^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-214045400154253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214045400155253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107022700077126 + 107022700077127.

It is an arithmetic number, because the mean of its divisors is an integer number (107022700077127).

Almost surely, 2^{214045400154253} is an apocalyptic number.

It is an amenable number.

214045400154253 is a deficient number, since it is larger than the sum of its proper divisors (1).

214045400154253 is an equidigital number, since it uses as much as digits as its factorization.

214045400154253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 214045400154253 its reverse (352451004540412), we get a palindrome (566496404694665).

The spelling of 214045400154253 in words is "two hundred fourteen trillion, forty-five billion, four hundred million, one hundred fifty-four thousand, two hundred fifty-three".