1151423629 has 2 divisors, whose sum is σ = 1151423630. Its totient is φ = 1151423628.

The previous prime is 1151423591. The next prime is 1151423639. The reversal of 1151423629 is 9263241511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 600348004 + 551075625 = 24502^2 + 23475^2 .

It is a cyclic number.

It is not a de Polignac number, because 1151423629 - 2⁷ = 1151423501 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1151423594 and 1151423603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1151423639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575711814 + 575711815.

It is an arithmetic number, because the mean of its divisors is an integer number (575711815).

Almost surely, 2^1151423629 is an apocalyptic number.

It is an amenable number.

1151423629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1151423629 is an equidigital number, since it uses as much as digits as its factorization.

1151423629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 34.

The square root of 1151423629 is about 33932.6336879412. The cubic root of 1151423629 is about 1048.1216998915.

The spelling of 1151423629 in words is "one billion, one hundred fifty-one million, four hundred twenty-three thousand, six hundred twenty-nine".