1421612937 has 12 divisors (see below), whose sum is σ = 2129494640. Its totient is φ = 947741796.

The previous prime is 1421612921. The next prime is 1421612939. The reversal of 1421612937 is 7392161241.

1421612937 is a `hidden beast` number, since 1 + 4 + 2 + 1 + 612 + 9 + 37 = 666.

It is not a de Polignac number, because 1421612937 - 2⁴ = 1421612921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1421612939) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2924887 + ... + 2925372.

Almost surely, 2^1421612937 is an apocalyptic number.

It is an amenable number.

1421612937 is a deficient number, since it is larger than the sum of its proper divisors (707881703).

1421612937 is an frugal number, since it uses more digits than its factorization.

1421612937 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5850274 (or 5850262 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 1421612937 is about 37704.2827408240. The cubic root of 1421612937 is about 1124.4162731750.

The spelling of 1421612937 in words is "one billion, four hundred twenty-one million, six hundred twelve thousand, nine hundred thirty-seven".