1406253725345 has 8 divisors (see below), whose sum is σ = 1928576537664. Its totient is φ = 964288268784.

The previous prime is 1406253725339. The next prime is 1406253725351. The reversal of 1406253725345 is 5435273526041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1406253725339) and next prime (1406253725351).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1406253725345 - 2⁶ = 1406253725281 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1406253725345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20089338899 + ... + 20089338968.

It is an arithmetic number, because the mean of its divisors is an integer number (241072067208).

Almost surely, 2^{1406253725345} is an apocalyptic number.

It is an amenable number.

1406253725345 is a deficient number, since it is larger than the sum of its proper divisors (522322812319).

1406253725345 is an equidigital number, since it uses as much as digits as its factorization.

1406253725345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40178677879.

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 1406253725345 in words is "one trillion, four hundred six billion, two hundred fifty-three million, seven hundred twenty-five thousand, three hundred forty-five".