1214240977 has 2 divisors, whose sum is σ = 1214240978. Its totient is φ = 1214240976.

The previous prime is 1214240957. The next prime is 1214241019. The reversal of 1214240977 is 7790424121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 914397121 + 299843856 = 30239^2 + 17316^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214240977 - 2¹⁵ = 1214208209 is a prime.

It is not a weakly prime, because it can be changed into another prime (1214240917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607120488 + 607120489.

It is an arithmetic number, because the mean of its divisors is an integer number (607120489).

Almost surely, 2^1214240977 is an apocalyptic number.

It is an amenable number.

1214240977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214240977 is an equidigital number, since it uses as much as digits as its factorization.

1214240977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 1214240977 is about 34845.9606984798. The cubic root of 1214240977 is about 1066.8457422761.

The spelling of 1214240977 in words is "one billion, two hundred fourteen million, two hundred forty thousand, nine hundred seventy-seven".