1401952267 has 2 divisors, whose sum is σ = 1401952268. Its totient is φ = 1401952266.

The previous prime is 1401952247. The next prime is 1401952283. The reversal of 1401952267 is 7622591041.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1401952267 is a prime.

It is not a weakly prime, because it can be changed into another prime (1401952247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700976133 + 700976134.

It is an arithmetic number, because the mean of its divisors is an integer number (700976134).

Almost surely, 2^1401952267 is an apocalyptic number.

1401952267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401952267 is an equidigital number, since it uses as much as digits as its factorization.

1401952267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 1401952267 is about 37442.6530443557. The cubic root of 1401952267 is about 1119.2086956817.

The spelling of 1401952267 in words is "one billion, four hundred one million, nine hundred fifty-two thousand, two hundred sixty-seven".