1151430023 has 2 divisors, whose sum is σ = 1151430024. Its totient is φ = 1151430022.

The previous prime is 1151430011. The next prime is 1151430031. The reversal of 1151430023 is 3200341511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1151430023 - 2⁶ = 1151429959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151429977 and 1151430004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151430073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575715011 + 575715012.

It is an arithmetic number, because the mean of its divisors is an integer number (575715012).

Almost surely, 2^1151430023 is an apocalyptic number.

1151430023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151430023 is an equidigital number, since it uses as much as digits as its factorization.

1151430023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 1151430023 is about 33932.7279038983. The cubic root of 1151430023 is about 1048.1236400050.

Adding to 1151430023 its reverse (3200341511), we get a palindrome (4351771534).

The spelling of 1151430023 in words is "one billion, one hundred fifty-one million, four hundred thirty thousand, twenty-three".