1148957 has 2 divisors, whose sum is σ = 1148958. Its totient is φ = 1148956.

The previous prime is 1148941. The next prime is 1148963. The reversal of 1148957 is 7598411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 942841 + 206116 = 971^2 + 454^2 .

It is an emirp because it is prime and its reverse (7598411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1148957 - 2⁴ = 1148941 is a prime.

It is a super-3 number, since 3×1148957³ = 4550221948333270479, which contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1148977) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 574478 + 574479.

It is an arithmetic number, because the mean of its divisors is an integer number (574479).

2^1148957 is an apocalyptic number.

It is an amenable number.

1148957 is a deficient number, since it is larger than the sum of its proper divisors (1).

1148957 is an equidigital number, since it uses as much as digits as its factorization.

1148957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 35.

The square root of 1148957 is about 1071.8941179053. The cubic root of 1148957 is about 104.7372721077.

The spelling of 1148957 in words is "one million, one hundred forty-eight thousand, nine hundred fifty-seven".