1357406630 has 8 divisors (see below), whose sum is σ = 2443331952. Its totient is φ = 542962648.

The previous prime is 1357406629. The next prime is 1357406653. The reversal of 1357406630 is 366047531.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67870322 + ... + 67870341.

It is an arithmetic number, because the mean of its divisors is an integer number (305416494).

Almost surely, 2^1357406630 is an apocalyptic number.

1357406630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1357406630 is a deficient number, since it is larger than the sum of its proper divisors (1085925322).

1357406630 is a wasteful number, since it uses less digits than its factorization.

1357406630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135740670.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 1357406630 is about 36842.9997421491. Note that the first 3 decimals coincide. The cubic root of 1357406630 is about 1107.2269687566.

The spelling of 1357406630 in words is "one billion, three hundred fifty-seven million, four hundred six thousand, six hundred thirty".