1407066397 has 16 divisors (see below), whose sum is σ = 1584345600. Its totient is φ = 1238664240.

The previous prime is 1407066361. The next prime is 1407066403. The reversal of 1407066397 is 7936607041.

It is a de Polignac number, because none of the positive numbers 2^k-1407066397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1407066317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27304 + ... + 59662.

It is an arithmetic number, because the mean of its divisors is an integer number (99021600).

Almost surely, 2^1407066397 is an apocalyptic number.

It is an amenable number.

1407066397 is a deficient number, since it is larger than the sum of its proper divisors (177279203).

1407066397 is a wasteful number, since it uses less digits than its factorization.

1407066397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32496.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 1407066397 is about 37510.8837139303. The cubic root of 1407066397 is about 1120.5679509427.

The spelling of 1407066397 in words is "one billion, four hundred seven million, sixty-six thousand, three hundred ninety-seven".