1406214371 has 2 divisors, whose sum is σ = 1406214372. Its totient is φ = 1406214370.

The previous prime is 1406214367. The next prime is 1406214409. The reversal of 1406214371 is 1734126041.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1406214371 - 2² = 1406214367 is a prime.

It is not a weakly prime, because it can be changed into another prime (1406214311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703107185 + 703107186.

It is an arithmetic number, because the mean of its divisors is an integer number (703107186).

Almost surely, 2^1406214371 is an apocalyptic number.

1406214371 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406214371 is an equidigital number, since it uses as much as digits as its factorization.

1406214371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1406214371 is about 37499.5249436576. The cubic root of 1406214371 is about 1120.3417247538.

It can be divided in two parts, 140621 and 4371, that multiplied together give a triangular number (614654391 = T₃₅₀₆₁).

The spelling of 1406214371 in words is "one billion, four hundred six million, two hundred fourteen thousand, three hundred seventy-one".