1201031371 has 2 divisors, whose sum is σ = 1201031372. Its totient is φ = 1201031370.

The previous prime is 1201031339. The next prime is 1201031387. The reversal of 1201031371 is 1731301021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201031371 - 2⁵ = 1201031339 is a prime.

It is a super-2 number, since 2×1201031371² = 2884952708252279282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201031311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600515685 + 600515686.

It is an arithmetic number, because the mean of its divisors is an integer number (600515686).

Almost surely, 2^1201031371 is an apocalyptic number.

1201031371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201031371 is an equidigital number, since it uses as much as digits as its factorization.

1201031371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126, while the sum is 19.

The square root of 1201031371 is about 34655.8995122043. The cubic root of 1201031371 is about 1062.9629251235.

Adding to 1201031371 its reverse (1731301021), we get a palindrome (2932332392).

The spelling of 1201031371 in words is "one billion, two hundred one million, thirty-one thousand, three hundred seventy-one".