223513151 has 2 divisors, whose sum is σ = 223513152. Its totient is φ = 223513150.

The previous prime is 223513133. The next prime is 223513159. The reversal of 223513151 is 151315322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-223513151 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223513159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111756575 + 111756576.

It is an arithmetic number, because the mean of its divisors is an integer number (111756576).

Almost surely, 2^223513151 is an apocalyptic number.

223513151 is a deficient number, since it is larger than the sum of its proper divisors (1).

223513151 is an equidigital number, since it uses as much as digits as its factorization.

223513151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 900, while the sum is 23.

The square root of 223513151 is about 14950.3562164920. The cubic root of 223513151 is about 606.8774870422.

Adding to 223513151 its reverse (151315322), we get a palindrome (374828473).

The spelling of 223513151 in words is "two hundred twenty-three million, five hundred thirteen thousand, one hundred fifty-one".