1400477147 has 2 divisors, whose sum is σ = 1400477148. Its totient is φ = 1400477146.

The previous prime is 1400477123. The next prime is 1400477149. The reversal of 1400477147 is 7417740041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1400477147 - 2⁶ = 1400477083 is a prime.

It is a super-2 number, since 2×1400477147² = 3922672478538519218, which contains 22 as substring.

Together with 1400477149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1400477149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700238573 + 700238574.

It is an arithmetic number, because the mean of its divisors is an integer number (700238574).

Almost surely, 2^1400477147 is an apocalyptic number.

1400477147 is a deficient number, since it is larger than the sum of its proper divisors (1).

1400477147 is an equidigital number, since it uses as much as digits as its factorization.

1400477147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21952, while the sum is 35.

The square root of 1400477147 is about 37422.9494695434. The cubic root of 1400477147 is about 1118.8160179013.

The spelling of 1400477147 in words is "one billion, four hundred million, four hundred seventy-seven thousand, one hundred forty-seven".