1107036421 has 2 divisors, whose sum is σ = 1107036422. Its totient is φ = 1107036420.

The previous prime is 1107036407. The next prime is 1107036431. The reversal of 1107036421 is 1246307011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 917423521 + 189612900 = 30289^2 + 13770^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1107036421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1107036431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 553518210 + 553518211.

It is an arithmetic number, because the mean of its divisors is an integer number (553518211).

Almost surely, 2^1107036421 is an apocalyptic number.

It is an amenable number.

1107036421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1107036421 is an equidigital number, since it uses as much as digits as its factorization.

1107036421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1107036421 is about 33272.1568432225. The cubic root of 1107036421 is about 1034.4765168432.

The spelling of 1107036421 in words is "one billion, one hundred seven million, thirty-six thousand, four hundred twenty-one".