1196957401 has 2 divisors, whose sum is σ = 1196957402. Its totient is φ = 1196957400.

The previous prime is 1196957387. The next prime is 1196957423. The reversal of 1196957401 is 1047596911.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1069290000 + 127667401 = 32700^2 + 11299^2 .

It is a cyclic number.

It is not a de Polignac number, because 1196957401 - 2¹⁷ = 1196826329 is a prime.

It is not a weakly prime, because it can be changed into another prime (1196957431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598478700 + 598478701.

It is an arithmetic number, because the mean of its divisors is an integer number (598478701).

Almost surely, 2^1196957401 is an apocalyptic number.

It is an amenable number.

1196957401 is a deficient number, since it is larger than the sum of its proper divisors (1).

1196957401 is an equidigital number, since it uses as much as digits as its factorization.

1196957401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 43.

The square root of 1196957401 is about 34597.0721449084. The cubic root of 1196957401 is about 1061.7596857424.

The spelling of 1196957401 in words is "one billion, one hundred ninety-six million, nine hundred fifty-seven thousand, four hundred one".