1949152223 has 2 divisors, whose sum is σ = 1949152224. Its totient is φ = 1949152222.

The previous prime is 1949152217. The next prime is 1949152229. The reversal of 1949152223 is 3222519491.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (1949152217) and next prime (1949152229).

It is a cyclic number.

It is not a de Polignac number, because 1949152223 - 2¹⁸ = 1948890079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1949152229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 974576111 + 974576112.

It is an arithmetic number, because the mean of its divisors is an integer number (974576112).

Almost surely, 2^1949152223 is an apocalyptic number.

1949152223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1949152223 is an equidigital number, since it uses as much as digits as its factorization.

1949152223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 38.

The square root of 1949152223 is about 44149.2041038114. The cubic root of 1949152223 is about 1249.1518989498.

The spelling of 1949152223 in words is "one billion, nine hundred forty-nine million, one hundred fifty-two thousand, two hundred twenty-three".