1214836501 has 4 divisors (see below), whose sum is σ = 1225981900. Its totient is φ = 1203691104.

The previous prime is 1214836499. The next prime is 1214836523. The reversal of 1214836501 is 1056384121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 976875025 + 237961476 = 31255^2 + 15426^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214836501 - 2¹ = 1214836499 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 (1214836001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5572536 + ... + 5572753.

It is an arithmetic number, because the mean of its divisors is an integer number (306495475).

Almost surely, 2^1214836501 is an apocalyptic number.

It is an amenable number.

1214836501 is a deficient number, since it is larger than the sum of its proper divisors (11145399).

1214836501 is a wasteful number, since it uses less digits than its factorization.

1214836501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11145398.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1214836501 is about 34854.5047447242. The cubic root of 1214836501 is about 1067.0201251259.

The spelling of 1214836501 in words is "one billion, two hundred fourteen million, eight hundred thirty-six thousand, five hundred one".